U.S. Secretary of Homeland Security Janet Napolitano speaks during a media briefing at the White House in Washington

 
U.S. Secretary of Homeland Security Janet Napolitano speaks during a media briefing at the White House in Washington
U.S. Secretary of Homeland Security Janet Napolitano speaks during a media briefing at the White House in Washington January 7, 2010. U.S. President Barack Obama took responsibility on Thursday for security lapses that led to an attempted Christmas Day bombing on a Detroit-bound plane and ordered steps taken to plug gaps. REUTERS/Jason Reed (UNITED STATES - Tags: POLITICS)