Singer John Rich (L), actor George Clooney (2nd L), singer Kenny Alphin (2nd R) and Olympic speedskating champion Joey Cheek (R) pose for pictures backstage at a rally to stop the crisis in Darfur, on the National Mall in Washington April 30, 2006. Several thousand Americans, led by religious leaders, entertainers and politicians, marched on Sunday to urge the United States to halt "genocide" in Sudan's Darfur region. Alphin and Rich are the country music duo Big & Rich. REUTERS/Jonathan Ernst