The five-time Pro Bowl running back, who abruptly retired from the Seattle Seahawks after the 2015 s. Celtics fans rallied behind Thomas, showering him with a deafening cheer when he was introduced. bserved but never met Westbrook, Lachlan Penfold, the former director of physical performance and sports medicine for the Golden State Warriors, believes that Westbrook might just be different. He remains a significant figure in American soccer culture, even if his best days are well in the past.