David Lee, who helped the Golden State Warriors to the 2015 NBA title during a 12-season career, announced his retirement Sunday on Instagram. Lee, whose fiancee is Danish tennis star Caroline Wozniacki, averaged 13.5 points and 8.8 rebounds over 829 games with New York, Golden State, Boston, Dallas and San Antonio. "An epic night celebrating my retirement with my friends and family!" Lee posted with a group photo on Instagram.