Nineteen-year-old Talitha Diggs follows up her NCAA title with a national one by winning the 400m, while Allyson Felix all but secures a relay spot on Team USA with a sixth-place finish
More must-reads:
Nineteen-year-old Talitha Diggs follows up her NCAA title with a national one by winning the 400m, while Allyson Felix all but secures a relay spot on Team USA with a sixth-place finish
More must-reads: