U.S. Vice President Joseph Biden (L) listens as U.S. President Barack Obama speaks during an announcement on gun reform in the Brady Press Briefing Room of the White House December 19, 2012 in Washington, DC. President Obama announced that he is making an administration-wide effort to solve gun violence and has tapped Vice President Biden to lead the effort in the wake of the Sandy Hook Elementary School shooting in Newtown, Connecticut. (Photo by Alex Wong/Getty Images)