He said he could feel the bullets hitting him but without being squeezed down a barrel, they don't have much power behind them.
Warning, science ahead...
If powder goes off inside an "open" cartridge, the heavy bullet doesn't move very much, but the light case goes flying, albeit without much energy. He was most probably being hit by cases, not bullets.
O2
YOU are the first responder. Police, fire and medical are SECOND responders.
When seconds count, the police are mere minutes away...
Gun registration is gun confiscation in slow motion.