Deadly Shooting at Fort Hood, Texas

Military personnel and civilians wait in a parking lot outside the Fort Hood military base for updates about the shooting that occurred inside, April 2, 2014.

Krystina Cassidy and Dianna Simpson attempt to make contact with their husbands who are stationed inside Fort Hood, while standing outside of the Bernie Beck Gate, April 2, 2014.

Lt. Gen. Mark Milley, commanding general of III Corps and Fort Hood, speaks with the media outside of an entrance to the Fort Hood military base following a shooting that occurred inside, April 2, 2014.

Lt. Gen. Mark Milley addresses the media during a news conference at the entrance to Fort Hood Army Post in Texas, April 2, 2014.