ROHNERT PARK, Calif. (May 19, 2013) -- Aleksei Koika fired rounds of 70-71 to win the 2013 Sonoma County Amateur at Foxtail Golf Club.
Koika trailed first-round leader Aaron Wilgus by one shot but finished strong with a 71 to win by one shot.
Wilgus was second after a final-round 73 while R.C. Orr, the defending champion, took third place with rounds of 71-73.
View results for Sonoma County Amateur Golf Championship