"Rory McIlroy’s historic Masters win, completing his career Grand Slam, comes with a hefty price tag. Despite earning $4.2 million, McIlroy will lose nearly half of his prize money to U.S. federal taxes,

Rory McIlroy has finally completed golf's career Grand Slam with a dramatic Masters victory at Augusta National - but his prize money has already taken a hit. The Northern Irishman triumphed in a nail-biting playoff against Justin Rose on Sunday,

A record $21 million was on the line at the 89th Masters with a massive sum being awarded to McIlroy as he slipped on the green jacket Sunday afternoon