(Augusta, GA)  --  Bubba Watson registered five birdies in the fourth round of the Masters to pick up his second green jacket in three years.  He was three-under par on Sunday and minus-eight overall.  Jonas Blixt and 20-year-old Jordan Spieth were tied for second at five-under.  Spieth was looking to become the youngest golfer ever to win this tournament.  Miguel Angel Jimenez was alone in fourth at minus-four.  Last year's winner Adam Scott ended in a tie for 14th place at plus-one.