Celtics' Isaiah Thomas starts playoff game after death of sister in car accident | Sport | The Guardian. would drive himself to UPMC Mercy hospital after the game, which he did once it finished at 10. “Absolutely gutted for Todd Heap and his family,” Houston Texans star JJ Watt said in a tweet. n, establishing himself as the favorite in one of the tightest MVP races in NBA history, and receiving a shoutout from Kendrick Lamar.