Obama shares a laugh with Washington Nationals' Zimmerman after throwing out the ceremonial first pitch prior to the Major League Baseball's opening game in Washingto

 
Obama shares a laugh with Washington Nationals
U.S. President Barack Obama shares a laugh with Washington Nationals' Ryan Zimmerman after throwing out the ceremonial first pitch prior to the Major League Baseball's opening game between the Washington Nationals and the Philadelphia Phillies in Washington, April 5, 2010. REUTERS/Jim Young (UNITED STATES - Tags: SPORT BASEBALL POLITICS)