Article Photos: Oklahoma City Thunder notebook: Kendrick Perkins, Kevin Martin sidelined at Portland 1/3

Oklahoma City Thunder guard Thabo Sefolosha, right, from Switzerland, tries to maintain control of the ball after being tripped by Portland Trail Blazers guard Will Barton during the first quarter of an NBA basketball game in Portland, Ore., Friday, April 12, 2013. (AP Photo/Don Ryan) ORG XMIT: ORDR103