President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. The president...
Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., arrives for a town hall event with U.S. President Barack Obama at Facebook...
Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., speaks during a town hall event with U.S. President Barack Obama at...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event...
Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., arrives for a town hall event with U.S. President Barack Obama at Facebook...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., smiles during a town hall event...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., smiles during a town hall event...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., smiles during a town hall event...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., smiles during a town hall event...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event...
President Barack Obama waves to attendees after speaking at a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on...
President Barack Obama speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event at...
President Barack Obama speaks during a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on Wednesday, April 20, 2011....
Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., smiles during a town hall event at Facebook headquarters in Palo Alto,...
President Barack Obama speaks during a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on Wednesday, April 20, 2011....
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
Facebook CEO Mark Zuckerberg arrives at a town hall style meeting with U.S. President Barack Obama at Facebook headquarters on April 20, 2011 in Palo...
Facebook CEO Mark Zuckerberg arrives at a town hall style meeting with U.S. President Barack Obama at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama jokes with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
Facebook CEO Mark Zuckerberg looks on before the start of a town hall style meeting with U.S. President Barack Obama at Facebook headquarters on...
Facebook CEO Mark Zuckerberg laughs before the start of a town hall style meeting with U.S. President Barack Obama at Facebook headquarters on April...
People watch a television as U.S. President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. The president...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. The president...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. The president...
Facebook CEO Mark Zuckerberg looks on during a town hall style meeting with U.S. President Barack Obama at Facebook headquarters on April 20, 2011 in...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., smiles during a town hall event...
President Barack Obama speaks during a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on Wednesday, April 20, 2011....
President Barack Obama speaks during a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on Wednesday, April 20, 2011....
President Barack Obama, left, shares a laugh with Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., during a town hall event...
Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., speaks during a town hall event at Facebook headquarters in Palo Alto,...
President Barack Obama, left, shares a laugh with Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., during a town hall event...
President Barack Obama greets attendees as he arrives for a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on...
President Barack Obama greets attendees as he arrives for a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event...
President Barack Obama, left, and Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., remove their jackets during a town hall...
President Barack Obama, left, shares a laugh with Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., during a town hall event...
President Barack Obama speaks during a town hall event at Facebook Inc. Headquarters in Palo Alto, California, U.S., on Wednesday, April 20, 2011....
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event...
President Barack Obama, left, speaks while Mark Zuckerberg, co-founder and chief executive officer of Facebook Inc., listens during a town hall event...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. Obama held the...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama greets the audience as he arrives at a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto,...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama and Facebook CEO Mark Zuckerberg greet the audience during a town hall style meeting at Facebook headquarters on April 20,...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. Obama held the...
President Barack Obama greets the audience as he arrives at a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto,...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. Obama held the...
President Barack Obama talks with Facebook CEO Mark Zuckerberg during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo...
President Barack Obama speaks during a town hall style meeting at Facebook headquarters on April 20, 2011 in Palo Alto, California. Obama held the...
President Barack Obama and Facebook CEO Mark Zuckerberg greet the audience during a town hall style meeting at Facebook headquarters on April 20,...