US President Barack Obama and First Lady Michelle Obama pose with Vice President Joe Biden and his wife Jill Biden following an event launching a “national initiative to support and honor America���s service members and their families” April 12, 2011 at the White House in Washington, DC. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)
Photos: First Lady Michelle Obama & Dr. Jill Biden Launch “Joining Forces” in Support of Military Service Members and Their Families