UPDATE: LUKE AIR FORCE BASE, Ariz. - At approximately 10:28 a.m., Luke Air Force Base initiated lockdown procedures in response to a report of a potential active shooter incident occurring on the installation.

As of 11:21 a.m., the lockdown at Luke AFB was lifted.

The 56th Security Forces Squadron and local law enforcement authorities responded immediately and cleared the affected area. No active threat was found. All base operations have been instructed to continue as normal.

"Any report of a potential threat to our people, installation, or equipment is taken seriously at Luke AFB," said Brig. Gen. David Berkland, 56th Fighter Wing commander. "We initiated lockdown procedures to protect our people while our Security Forces Defenders and law enforcement partners assessed the situation. We use these measures decisively and proactively, and today they worked exactly as intended."

"The safety of our Airmen, tamilies, and community IS always our top priority," Berkland added. "