Roger Federer 会合，会うs 総理大臣 David Cameron looking to rediscover his ruthless streak

By マイク Dickson for the Daily Mail
Tennis 特派員
Updated: 23:40 BST, 18 November 2010

At some point in this long and winding tennis season Roger Federer seems to have mislaid the 殺し屋 instinct that put paid to Andy Murray's Grand 激突する hopes in the Australian Open final.

So much so that when the スイスの master met 総理大臣 David Cameron on Thursday he might have sought some advice on how to rediscover the ruthless streak.

Federer arrived in London on Wednesday ahead of next week's Barclays ATP 小旅行する World 決勝戦 still trying to work out how he has managed this year to lose four matches in which, 事前の to 敗北・負かす, he held at least one match point.

長，率いる tennis: Roger Federer and Andy Murray 提起する／ポーズをとる for photographers outside 負かす／撃墜するing Street

Looking 支援する on his season he rues a 一連の '行方不明になるd 適切な時期s', the 最新の 存在 at the Paris Masters last Saturday, when he blew five match points in losing to Gael Monfils in the 半分-決勝戦.

The last time before this year that he lost from match point up was the 2006 Italian Open final against Rafael Nadal. When he had his foot on your throat it used to （一定の）期間 nothing other than 差し迫った doom, but no longer.

It can only 燃料 憶測 that, at 29, he has become someone whose hunger for victory has been 減らすd by his extra ordinary level of success since 2003.

On a 使節団: Federer wants to get 支援する on 最高の，を越す

Federer is 現実主義の enough about a season in which he failed to 変える match points in the Masters events at Miami and Indian 井戸／弁護士席s, and in his US Open 半分-final against Novak Djokovic.

'I look 支援する on wasted 適切な時期s, the match points, and at Halle (the pre-Wimbledon grass-法廷，裁判所 event) where it was 6-4, 4-4 and 0-40 on Lleyton Hewitt's serve (he lost there 同様に). If you 追加する all those things together, if I'd won one more 一連の会議、交渉／完成する each time it would have looked a different season.

'For me this is the worst part. I've 行方不明になるd やめる a few big 適切な時期s which then make my season look somewhat 壊れやすい, which I don't think it was.

'I have always tried to play each point as 堅い as I can and いつかs it happens that way. It's not the first time I've lost after having match point. いつかs you get unlucky with these 肉親，親類d of runs.'

The 一連の会議、交渉／完成する-コマドリ 判型 next week means Federer is sure to play Murray, having been 強くたたくd by the Scot in last month's Shanghai Masters final.

'I tried to play offensively against him in Shanghai and it didn't work,' said the スイスの, who has a 5-8 記録，記録的な／記録する against Murray. 'He 押し進めるd me to make the mistakes he needed to 勝利，勝つ.'

注目する，もくろむs on the prize: The 最高の，を越す 8 men's players 会合，会う David Cameron ahead of next week's ATP 小旅行する 決勝戦 in London

Federer said of Murray: 'If he 勝利，勝つs a first 激突する that could かもしれない open the floodgates, and he could start 支配するing. But you never know until he does it. He's older than when I won Wimbledon but every career is different.

'It's important you believe you can do it, and he has the game to do it. さもなければ he wouldn't have a winning 記録，記録的な／記録する against me or so many 肩書を与えるs already.'