When he leaves the Mosque, he puts the weapon he was using next to him. As he's driving, he begins shooting THROUGH his windows with the same weapon. The glass in his car shatters from the bullets flying through them.
This was a real shooting, kids.
I guess you missed all the transcripts released by the Senate intel committee.
Stop wasting your brains on this. The shooting was real. People died. Nothing you "uncover" will change anything.