Stewart 's front right tire blows at a NASCAR race in Atlanta . It was his second race since his car struck and killed Kevin Ward Jr. on Sunday . The two cars get close and appear to make contact before Ward 's car hits the wall and spins out . `` This has been one of the toughest tragedies I 've ever had to deal with , '' Kevin Ward Jr. said . Kasey Kahne won the race at the Canandaigua Motorsports Park on August 9 .
Stewart 's front right tire blows at a NASCAR race in Atlanta . It was his second race since his car struck and killed Kevin Ward Jr. on Sunday . `` This has been one of the toughest tragedies I 've ever had to deal with , '' Kevin Ward Jr. said . Kasey Kahne won the race at the Canandaigua Motorsports Park on August 9 .