Visitors at the White House in Washington greet President Barack Obama as he walks to board his helicopter for a multi-state campaign blitz, on the last weekend before election day, Sat

 

              Visitors at the White House in Washington greet President Barack Obama as he walks to board his helicopter for a multi-state campaign blitz, on the last weekend before election day, Sat
Visitors at the White House in Washington greet President Barack Obama as he walks to board his helicopter for a multi-state campaign blitz, on the last weekend before election day, Saturday, Nov. 3, 2012, in Washington. (AP Photo/J. Scott Applewhite)