17:24 PT Sources of law enforcement tell TMZ … the men detained were released and cleared by police.
At the TV show, “The Rookie”, shot guns on Thursday afternoon … where you could not see the difference between real and fake police.
Production sources tell TMZ … the show was filmed outside Los Angeles Center Studios near downtown LA … and moments ago someone ran past on foot and fired three shots hitting a building near the fixed location. There were people everywhere where the bullets hit. Fortunately, no one was injured.
According to law enforcement sources, it is suspected that at least 2 people fired the shots, and they were aimed at the area where security officers were stationed.
We are told that this is a known gang area, but there was no known conflict between security or anyone else before the shooting.
Although we do not know the motive, it appears that the area was filled with police officers.
We’re told ‘The Rookie’ star, Nathan Fillion, was on set.
Originally published – 16:05 PT