Cooper Flagg sends Duke into Elite Eight while Texas Tech wins an overtime thriller

Cooper Flagg, right, and Kon Knueppel of the Duke Blue Devils react after Flagg scored a three-point basket to end the first half against the Arizona Wildcats in the East Regional Sweet 16 round of the NCAA Men

The Sweet 16 weekend began Thursday night with dramatic late-night games as both men and women roll into action on Friday.

(Image credit: Patrick Smith)