ARLINGTON, VA – FEBRUARY 15: U.S. first lady Michelle Obama (C) embraces Ann Wells (R), a registered nurse and military spouse from Missouri, as Chairman of the Joint Chiefs of Staff Gen. Martin Dempsey looks on during an event to announce a new report regarding military spouse employment at the Pentagon February 15, 2012 in Arlington, Virginia. The report, “Supporting our Military Families: Best Practices for Streamlining Occupational Licensing Across State Lines,” says that military families face a greater financial burden when moving from state to state due to licensing and credentials costs. (Photo by Chip Somodevilla/Getty Images)