US President Obama stands during remarks by Senator Specter following Specter's announcement that he will switch to the Democratic Party, at the White House in Washington

 
US President Obama stands during remarks by Senator Specter following Specter
US President Barack Obama (L) stands during remarks by Senator Arlen Specter (R-PA) (R) following Specter's announcement that he will switch to the Democratic Party before he runs for re-election in 2010, at the White House in Washington, April 29, 2009. REUTERS/Jonathan Ernst (UNITED STATES POLITICS)