NEW FORT HOOD SHOOTING: Multiple Injuries, Death Reported (LATEST UPDATES) (VIDEO)......REPORTS: 4 Dead, 14 Injured... Unconfirmed: Suspected Shooter Dead... Obama: 'Heartbroken Something Like This Might Have Happened Again'... Defense Secretary: 'Terrible Tragedy'... Base Still On Lockdown... LATEST...

A shooting at Fort Hood on Wednesday left at least one person dead and injured multiple people. The gunman at the Army post in Texas reportedly died of a self-inflicted wound.

Fourteen people were injured, according to a senior defense official who spoke anonymously to the Associated Press.

But TV-station KECN reports that eight people were injured, four critically. Lockdown was lifted a few hours after orders to "shelter in place" were issued.

"Fort Hood's Directorate of Emergency Services has an initial report that a shooter is dead but this is unconfirmed,"the statement said. "The injured personnel are being transported to Carl R. Darnall Medical Center and other local hospitals. "Numerous law enforcement agencies are in support and on the scene. The number of injured are not confirmed at this time."

Bell County Sheriff's deputies and troopers from the Texas Department of Public Safety have been sent to the base, the Associated Press reports. A mass shooting at Fort Hood in 2009 killed 13 people. This is a developing news story. Check back for updates.