OKC Thunder: James Harden faces rigorous evaluation, uncertain return to court after concussion - Article Photos 8/8

Oklahoma City Thunder guard Russell Westbrook, center, reacts after missing a last second shot as Los Angeles Lakers center Jordan Hill, left, and Thunder guard Thabo Sefolosha look on in the first overtime of their NBA basketball game, Sunday, April 22, 2012, in Los Angeles. (AP Photo/Mark J. Terrill) ORG XMIT: LAS301