FORT HOOD, Texas (AP) -- Two U.S. law enforcement officials tell The Associated Press that four people have been killed in a shooting at Fort Hood.The officials said the four dead in Wednesday's shooting include the shooter.One of the officials, citing official internal Justice Department updates, says 14 others were hurt.The officials spoke on condition of anonymity because they were not authorized to release information by name.The Texas Army base was the scene of a mass shooting in 2009. Thirteen people were killed and more than 30 wounded in what was the deadliest attack on a domestic military installation in history.Fort Hood said in a statement posted online that its Directorate of Emergency Services had an initial report that the shooter was dead, but that the report was unconfirmed. Additional details were not immediately available.A U.S. law enforcement official said reports circulating within the Justice Department indicate the shooter died of what appears to be a self-inflicted wound. The official spoke on the condition of anonymity because the investigation is still ongoing.The Army said on its official Twitter feed that the Texas Army post was still on lockdown. Injured people were being treated at the post's Carl R. Darnall Medical Center and other local hospitals.Outside the base, some relatives of soldiers waited for news about their loved ones.Tayra DeHart, 33, said she had last heard from her husband, a soldier at the post, that he was safe, but that was hours earlier.\The last two hours have been the most nerve-wracking I've ever felt. I know God is here protecting me and all the soldiers