Photo By Jerry Lara/San Antonio Express-News

President Barack Obama and First Lady Michelle Obama the III Corps and Fort Hood Memorial Ceremony after paying their last respects, Wednesday, April 9, 2014. Sgt. First Class Daniel Michael Ferguson, Staff Sgt. Carlos Alberto Lazaney-Rodriguez and Sgt. Timothy Wayne Owens were killed and 16 others wounded when Spec. Ivan Lopez opened fire the April 2 attack at the installation. Lopez committed suicide after the attack.