(Reuters) - Rory McIlroy's thrilling last-day charge to win at the Deutsche Bank Championship on Sunday gives him a real shot at securing golf's most lucrative prize before leading Europe's Ryder Cup defense later this month. The Ulsterman was at his vintage best to hunt down and overturn Paul Casey's six-shot lead with an exhibition of whirlwind shots in appropriately blustery conditions. McIlroy went into the event with a new putter and a new putting coach in Phil Kenyon, the Englishman who is now involved with seven members of Europe's Ryder Cup team. More...