Article Photos: OKC Thunder: Kevin Martin has been one of NBA's most efficient offensive players 4/30

Houston Rockets guard Kevin Martin (12) drives against Dallas Mavericks' O.J. Mayo (32) in the first half of a preseason NBA basketball game, Monday, Oct. 15, 2012, in Dallas. Martin scored 23 points in their 123-104 loss to the Mavericks. (AP Photo/Tony Gutierrez) ORG XMIT: DNA112