See how a silent Paycom Center, a thumbs-up from a stretcher and a tearful Shai Gilgeous-Alexander made Jalen Williams’ injury the only story of a Thunder win over the Clippers. Oklahoma City Thunder star Jalen Williams suffered a season-ending injury against the Los Angeles Clippers on Sunday. Thunder star Jalen Williams exited Sunday's game against the Clippers with an apparent leg injury in the fourth quarter.