Kevin Durant scored 37 points , Russell Westbrook added 28 .
Oklahoma City beat San Antonio 113 - 99 on Thursday night to win the Western Conference semifinal series 4 - 2 .
Kevin Durant scored 37 points , Russell Westbrook added 28 , and Oklahoma City beat San Antonio 113 - 99 on Thursday night to win the Western Conference semifinal series 4 - 2 .