First Lady Michelle Obama and Dr. Jill Biden, wife of Vice President Joe Biden, discuss their new "Joining Forces" campaign in an interview with American Forces Press Service at the White House, April 6, 2011. DOD photo by Linda Hosek First Lady Michelle Obama and Dr. Jill Biden, wife of Vice President Joe Biden, discuss their new "Joining Forces" campaign in an interview with American Forces Press Service at the White House, April 6, 2011. DOD photo by Linda Hosek SHARE IMAGE: Download Image: Full Size (2.04 MB) Photo By: VIRIN: 008264-T-KKS77-630.jpg Photo Gallery