Aleksandar Kovacevic beat Felix Balshaw at the $818,000 Winston-Salem Open in North Carolina. Kovacevic halted Balshaw’s qualifying momentum on August 24 despite Balshaw’s earlier wins over Luca Pow 7-5, 6-3 on August 22 and Sebastian Gorzny 6-2, 1-6, 6-2 on August 23, and advanced into the 48-play…