Olivia Prokopova defends the title in a playoff
Olivia Prokopova won the 2013 US Masters in a playoff against Danny McCaslin after both finished 12 rounds at 372. Danny's brother Matt McCaslin was third at 375 and Greg Newport fourth at 378.
Newport led after rounds four to nine and was eight strokes clear after round eight. Prokopova was 17th after round one and 13 behind after round eight.
Prokopova finished with 29, 29, 27 and 30 and took the lead after round ten. Danny McCaslin shot two 26s, the low rounds of the week, in rounds seven and eleven. The 26 in round eleven drew Danny McCaslin level, and the two finished tied.
The field had 51 players.








