US President Barack Obama and First Lady Michelle Obama arrive to speak to US troops with the Third Infantry Division Headquarters at Fort Stewart in Hinesville, Georgia, on April 27, 2012, prior to Obama signing an Executive Order to help US service members and their families make informed decisions about education and to protect them from deceptive targeting by educational institutions. AFP PHOTO/Saul LOEB (Photo credit should read SAUL LOEB/AFP/GettyImages)