Here's a look at Olympians with ties to Oklahoma, both past and present, who will be in action in Rio on Sunday:
MEN'S BASKETBALL
Alex Abrines, Thunder, Spain
Ebi Ere, Tulsa McLain HS/OU, Nigeria
Domantas Sabonis, Thunder, Lithuania
Ben Uzoh, Tulsa, Nigeria
WOMEN'S BASKETBALL
Oumoul Thiam, Southern Nazarene, Senegal
SWIMMING
David Plummer, Westmoore HS, U.S.
*men's 100 backstroke