First lady Michelle Obama stands among several guests of the White House at the State of the Union address in this 2012 file photo. In the front row (from left) are Adm. William McRaven; Jackie Bray; Mrs. Obama; retired Navy Capt. Mark Kelly; Jill Biden, wife of the vice president; and Sgt. Ashleigh Berg. Two of the celebrity guests were Debbie Bosanek (second row with glasses), longtime secretary to billionaire Warren Buffett, and Laurene Powell Jobs (second row right with blond hair), widow of Apple co-founder Steve Jobs. (Associated Press) ** FILE **

First lady Michelle Obama stands among several guests of the White House at the State of the Union address in this 2012 file photo. In the front row (from left) are Adm. William McRaven; Jackie Bray; Mrs. Obama; retired Navy Capt. Mark Kelly; Jill Biden, wife of the vice president; and Sgt. Ashleigh Berg. Two of the celebrity guests were Debbie Bosanek (second row with glasses), longtime secretary to billionaire Warren Buffett, and Laurene Powell Jobs (second row right with blond hair), widow of Apple co-founder Steve Jobs. (Associated Press) ** FILE **