EXCLUSIVEEx-NBA exec's son was vacationing in Thailand with TikTok 星／主役にする Daniel Mac when he and pal were killed in 長，率いる-on motorbike 衝突，墜落 - as heartbroken family question police 報告（する）／憶測 and 明らかにする／漏らす pair's last hours

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Two American boys killed in a horror 長，率いる-on motorbike 衝突，墜落 in Thailand were on a three-week adventure with their TikTok 星／主役にする friend.

Elias Giangrande, 28, and?Jack Niehaus, 25, died 即時に when they 衝突する／食い違うd with a minivan taxi after leaving the famous 十分な Moon Party on Wednesday.

Jack ran out of 石油 on the way to their hotel on?Koh Pha Ngan and Elias （機の）カム 支援する to give him a 解除する along the 狭くする, dimly lit road about 4.30am.

地元の police 申し立てられた／疑わしい they were?'drunk and スピード違反' without wearing helmets, but are yet to receive the results of 血 alcohol 実験（する）s.

Elias, son of former NBA (n)役員／(a)執行力のある Gregory?Giangrande, and Jack were holidaying with TikTok 星／主役にする Daniel Macdonald, known as Daniel Mac online, and a fourth friend.

Daniel 地位，任命するs skits and 高級な car reviews for his 14 million TikTok fans and 2.6 million Instagram 信奉者s. He flew home to Los Angeles soon after the 衝突，墜落.

?Elias Giangrande, 28, was killed in a motorbike 衝突，墜落 in Thailand as he and a friend drove 支援する to their hotel from the famous 十分な Moon Party

Jack Niehaus, 25, (pictured 権利 with his sisters Natalya and Priya) was the 乗客 on the bike when it 衝突する／食い違うd 長，率いる-on with a minivan taxi and both were killed 即時に

Elias Giangrande, 28, (権利) the son of a former HarperCollins boss and NBA (n)役員／(a)執行力のある,?Gregory Giangrande, (left)?

Jack's sister?Priya Niehaus said her family last saw him alive in an Instagram story Daniel 地位，任命するd about two hours before the 衝突，墜落.

'He was at the party and there was a jump rope with 解雇する／砲火／射撃 on it and he was jumping over it, smiling and laughing, really happy,' she?told DailyMail.com.

Priya said the four の近くに friends often traveled together and left on April 17, starting in Taiwan and planning to go to the Philippines and Japan after Thailand.

'He used all his vacation days and they were going on a three-week adventure through Asia,' she said.

'They love traveling together, they tried to go to 燃やすing Man but couldn't get tickets.'

Gregory?Giangrande, former 副／悪徳行為 大統領，／社長 of HarperCollins and a New York 地位，任命する columnist, flew to Thailand as soon as he heard about the 衝突，墜落, and is 監督するing the 本国送還.

'He's getting our boys home 安全な,' Priya said. 'He's unable to speak very much, he's in 涙／ほころびs, like us he's not doing 井戸／弁護士席. His wife didn't come, she just can't.'

The 団体／死体s spent days sitting in 'horrible, awful 条件s' at a 救助（する） 中心, and the?small remote island doesn't even have a proper police 駅／配置する.

Elias and Jack were holidaying with TikTok 星／主役にする Daniel Macdonald (pictured), known as Daniel Mac online, and a fourth friend.

Daniel 地位，任命するs skits and 高級な car reviews for his 14 million TikTok fans and 2.6 million Instagram 信奉者s. He flew home to Los Angeles soon after the 衝突，墜落

Priya questioned whether the pair were really drunk 運動ing, as the police 申し立てられた／疑わしい, as the toxicology 報告（する）／憶測 was not yet 完全にするd.

'They're both very smart boys, they don't usually do anything dangerous,' she said.

'Elias was always the first to come help people and that's why he （機の）カム to help my brother.'

The pair met through Daniel, who 熟考する／考慮するd abroad with Jack and later introduced them about three years ago.?

The last time Jack's family saw him together alive was his 25th birthday on March 21, just a few weeks before his death.

He visited the family home on Ba inbridge Island, Washington, from his home in Seattle and had dinner with Priya, his parents Troy and Nicole, and his grandmother.

Troy saw him the day he left, when he talked about how excited he was for the trip as he had never been to Asia, and was 特に keen to see Japan.

The 団体／死体s were moved from the small island to the Thai 資本／首都 Bangkok on Friday, from where they will be 本国に送還するd to the US.

Jack's remains will be 火葬するd at a Buddhist 儀式, but Elias' family was yet to decide what to do with his 団体／死体.

Koh Pha Ngan police said they received a 報告（する）／憶測 about the 衝突，墜落 at 4.30am. The 十分な Moon Party, which happens once a month, took place on April 23

The 難破させるd Yamaha Aerox motorbike that Elias and his friend had been riding was in a mangled heap nearby and their 団体／死体s were sprawled on the ground

Jack's family 述べるd him as?'a son, a brother, and most of all everyone's best friend'.

'Think of all the best 質s of a human 存在, then 追加する a cheeky joke, and a never ending smile,' they said.

'He had an aspiring career in 私的な wealth at UBS, but his passions were travel, racing, and he dreamt of having a family of his own.

'Jack had a 肯定的な 衝撃 on everyone he 遭遇（する）d, and we will 行方不明になる that, along with his selflessness.

'He was a ray of 日光 no 事柄 the circumstances and most of all he was inclusive, loving, and 肉親，親類d to all. He may have only had 25 years, but man were those years a true gift.'

Jack Niehaus is a wealth 管理／経営 associate at UBS bank who 以前 worked as a （弁護士の）依頼人 service associate for 投資 company Morgan Stanley.?

Jack's sister Priya Niehaus said her family last saw him alive in an Instagram story Daniel 地位，任命するd about two hours before the 衝突，墜落

Priya questioned whether the pair were really drunk 運動ing, as the police 申し立てられた／疑わしい, as the toxicology 報告（する）／憶測 was not yet 完全にするd

Jack? (pictured with his father Troy) visited the family home on Bainbridge Island, Washington, from his home in Seattle and had dinner with Priya, his parents Troy and Nicole, and his grandmother

Elias spent three years living in Europe, Southeast Asia and Central America teaching scuba 飛び込み before returning to the US to run a 高級な ヨットing company in Miami.

His most 最近の 地位，任命する on Instagram was uploaded just one week ago, showing him and his model girlfriend Brielle Middleton in a 一連の sunny 位置／汚点／見つけ出すs with the 場所 tagged: 'Everywhere'.?

Brielle commented beneath the 地位，任命する: 'I love u!' と一緒に a heart emoji, and Elias 答える／応じるd: 'I love you too!'

The model, designer, and 商売／仕事 owner has not yet spoken about the death of her boyfriend and did not answer calls on Friday.

陸軍大佐 Panya Niratimanon, superintendent of the Koh Pha Ngan Police 駅／配置する, said 警官，（賞などを）獲得するs 検査／視察するd the scene and 設立する a Toyota 好転 トラックで運ぶ 変えるd into a 乗客 乗り物 with a 粉々にするd windshield and 損失d hood.

Photographs from at the scene showed the 前線 of the 乗り物 完全に ripped? out, showing the 巨大な 軍隊 the bikes 衝突，墜落d into the taxi with.

Horror images also showed the 難破させるd 黒人／ボイコット and yellow Yamaha Aerox motorbike that Elias and Jack were riding in a mangled heap nearby and their 団体／死体s were sprawled on the ground.

The two shirtless American tourists were both pronounced dead at the scene, while taxi driver Supachai Lertsak, 44, was waiting for 当局.

Elias, pictured last year with girlfriend Brielle Middleton, who has not yet spoken out on the 最近の death of her boyfriend

?The model, designer, and 商売／仕事 owner has not yet spoken about the death of her boyfriend and did not answer calls on Friday

Elias' mother, Sheila Hultgren Giangrande (pictured) 作品 closely with charity Lifeline?

中尉／大尉／警部補 Suteep Chadakan, 副 視察官 General of the Koh Phangan Police 駅／配置する, said he was still waiting for 血 alcohol 実験（する） results from the hospital.

'We believe they were [drunk] because they were returning 支援する home from the 十分な Moon Party,' he said.

'As for the songthaew driver, he was not drunk. The police 行為／行うd an 調査 by 成し遂げるing a breathalyzer alcohol 実験（する） at the scene, but no alcohol was （悪事，秘密などを）発見するd.

'As for the CCTV cameras, the とじ込み／提出するs are still 存在 回復するd. That area was very dark. It is 推定する／予想するd that the 出来事/事件 cannot be 明確に seen.

'From the 尋問, it was 設立する that both the minibus driver and the 死んだ were スピード違反 and 衝突する／食い違うd with each other.

'The 死んだ drove into the 小道／航路 of a minibus. The remains of both 乗り物s were scattered within the 小道／航路 of the minibus.

'The 団体／死体s are now with the 救助（する） team. 公式の／役人s have 連係させた for the family to come 選ぶ up the 団体／死体s.'

The taxi driver was 拘留するd for 尋問 and （人命などを）奪う，主張するd both he and the tourists were スピード違反 at the time of the 事故.

Police said they 衝突する／食い違うd when the motorcycle driven by Elias veered into the oncoming taxi's 小道／航路.

The tourists' 団体／死体s were taken to the Koh Pha Ngan Hospital for 検視s, and are on their way to Bangkok to 準備する for 本国送還.

公式の／役人s said they were 調整するing with the US 大使館 in Thailand to help the families of the 死んだ bring the 団体／死体s home.

Elias pictured with his girlfriend Brielle in January, three months before he died in a horror bike 粉砕する in Thailand earlier this week

Elias spent three years living in Europe, Southeast Asia and Central America teaching scuba 飛び込み before returning to the US to run a 高級な ヨットing company in Miami

Elias Atticus Giangrande was an 'experienced ヨットing and 飛び込み 指導者', によれば his 商売／仕事 website Captain is on Call.

The boating 熱中している人 had a?USCG 200-トン Masters 資格, and was also a scuba and Zapata Racing Team Flyboard 指導者.?

Elias is the son of Gregory Giangrande, who is 現在／一般に the 全世界の 長，指導者 People and Communications Officer of Ellucian, a 私的な Education Tech company.

Gregory 作品 as a career advice writer for the New York 地位，任命する, with his 広範囲にわたって 認めるd GoToGreg column.

He is also a 週刊誌 on-空気／公表する contributor for IHeart 無線で通信する WOR 710 talk show with Len Berman and Michael Reidel and たびたび（訪れる） television on-空気／公表する contributor for Good Day NY on Fox5 News.

Gregory?was 以前は the 上級の 副／悪徳行為 大統領，／社長 and 長，指導者 human 資源s officer for HarperCollins Publishers.

Elias' mother,?Sheila Hultgren Giangrande, was last year photographed at the Lifeline New York 利益 Dinner at the Explorers Club, と一緒に 栄冠を与える Princess Katherine of Serbia, and 栄冠を与える Prince Alexander of Serbia - an event also …に出席するd by her late son.

Gregory Giangrande, who is 現在／一般に the 全世界の 長，指導者 People and Communications Officer of Ellucian, a 私的な Education Tech comp any, also 作品 as a career advice writer for the New York 地位，任命する, with his 広範囲にわたって 認めるd GoToGreg column

Daniel Mac (pictured) introduced Elias and Jack about three years ago after he 熟考する／考慮するd abroad with Jack

Lifeline 人道的な Organization is an international 人道的な organization 設立するd in 1993 in 返答 to the 悲劇の 状況／情勢 in the former Yugoslavia, which was 疫病／悩ますd by 衝突 and 許可／制裁s.?

Lifeline's 使節団 is to 緩和する and relieve the 苦しむing of 肉体的に and mentally 無能にするd children, 孤児s, and the 年輩の and 改善する 医療の 施設s throughout the country.?

The Thai 十分な Moon Party is an all-night beach party on the island of Ko Phangan.?

The party takes place on the night of, before, or after every 十分な moon that is usually …に出席するd by hundreds of backpackers.

However, the event has become a 悪名高い 祝賀 filled with 麻薬s and booze, with マリファナ now 合法的な on the island.?