Visitors line up in queue to enter the Spain Pavilion at World Expo site on the trial day Sunday, April 25, 2010 in Shanghai, China. The expo, which opens on May 1, is likely to be the largest World's Fair ever, with some 70 million visitors expected to attend in the six months before it closes on Oct. 31. (AP Photo/Eugene Hoshiko)
Visitors walk past the Switzerland Pavilion at the World Expo site on the trial day Sunday, April 25, 2010 in Shanghai, China. The expo, which opens on May 1, is likely to be the largest World's Fair ever, with some 70 million visitors expected to attend in the six months before it closes on Oct. 31. (AP Photo/Eugene Hoshiko)
Oklahoma City Thunder guard Russell Westbrook, left, shoots over Los Angeles Lakers forward Lamar Odom, right, in the third quarter of Game 4 of a first-round NBA basketball playoff series, in Oklahoma City, Saturday, April 24, 2010. Oklahoma City won 110-89. (AP Photo/Larry Smith, Pool)
