Boston Celtics guard Marcus Smart played a key role in Monday's 126-122 win over OKC, leading a comeback charge with 20 second-half points. He finished with 22 points in total and bagged five rebounds and eight assists with one block and three turnovers in 29 minutes. Smart shot 8-for-12 from the field, including 1-for-2 from three-point range, and 5-for-6 at the line. The reigning Defensive Player of the Year has been focusing on playmaking lately, having gone for 10-plus assists four times in...