Left-handers have not won a tournament on the 2017 PWBA Tour  but that may change in this week’s Nationwide PWBA Rochester Open as lefties Kristina Szczerbinski and Shannon Pluhowsky led Friday’s  qualifying. Szczerbinski fired games of 215, 279, 222, 234, 231 and 183 for 1,364 in the first round and 214, 164, 216, 222, 192 and 213 for 1,221 in the second round for a 2,585 total (215.42). Pluhowsky rolled rounds of 1,325 (247-275-193-161-214-235) and 1,229...