Police said an officer was involved in a shooting at a shopping center in Las Vegas Saturday.

Officers have reportedly surrounded a Target Store at the Blue Diamond Crossing shopping center in south valley following reports of shots fired.

According to NBC News, a witness reported that a security guard was the gunman.

Another witness told the Las Vegas Review-Journal said he saw a man threaten a woman at a Ross Dress for Less store. He said the man left the store, then returned a short time later and fired a weapon. He said he did not see whether anyone was injured.

An employee at a nearby nail salon told the newspaper she heard three gunshots, then saw police officers standing over a man on the ground.

At this time, no injuries have been reported. 

This is a developing situation. Please check back for updates.