South Koreas Ko Jin-young completed a wire-to-wire victory on Sunday to defend her LPGA Founders Cup title and match Annika Sorenstams record for consecutive sub-70 rounds.World number two Ko fired a five-under par 66 to finish on 18-under 266 after 72 holes at Mountain Ridge Country Club in West Caldwell, New Jersey.I tried to do my best this week and I did, Ko said.Germanys Carolina Masson finished second on 270 after a