Jordan Spieth won the all week US Masters at the Augusta National Golf Club . Spieth won the first major of his career having led 2015 . The 21-year-old hit a final round of 70 to finish on 18 under par . Spieth became the first man ever to reach 19 under par in the Masters . The American finished second to Bubba Watson at the 2014 Masters . Spieth : Winning the Masters has been the most incredible week of my life .
Jordan Spieth won the 2015 US Masters at the Augusta National Golf Club . Spieth won the first major of his career having led all week . The 21-year-old hit a final round of 70 to finish on 18 under par . Spieth became the first man ever to reach 19 under par in the Masters . The American finished second to Bubba Watson at the 2014 Masters . Spieth : Winning the Masters has been the most incredible week of my life .