Georgia’s Dasha Vidmanova and Columbia’s Michael Zheng won NCAA singles tennis titles on Sunday. Vidmanova, a 21-year-old senior from the Czech Republic, beat DJ Bennett of Auburn 6-3, 6-3 for the Bulldogs’ first women’s singles championship since 2010. Zheng, a 20-year-old junior from Montville, New Jersey, beat Ozan Baris of Michigan State 6-2, 4-6, 6-2 to become the first Ivy League player to collect an NCAA men’s singles crown since 1922.