Back-to-back NBA scoring champion Kevin Durant's struggles in the clutch continued when his potential game-winning 3-pointer was stuffed by Dallas Mavericks forward Shawn Marion. The miss with 1.9 seconds remaining in regulation dropped Durant to 2 of 14 this season on potential game-winning or tying shots in the final 10 seconds, according to ESPN Stats and Information. That includes two misses in the playoffs for the Oklahoma City Thunder's 22-year-old superstar. This miss allowed the Mavericks, who erased a 15-point deficit with a 17-2 run in the final five minutes of regulation, to win Game 4 of the Western Conference finals in overtime and take a 3-1 lead in the series. Read more: http://sports.espn.go.com/dallas/nba/news/story?id=6582959