When Jonny runs away from the comic store and around a corner. The first shot of his right side and the final shot from his right side after he hangs up the phone, is the same shot. He looks to the left and then down and then back up to the right, and in the back of the shot, a guy in a black t-shirt can be seen. This repeats after the phone call, but before he runs off.
At 15:10 when Dr. Reid is talking to the detective about cats, Reid's gun is unsnapped.