I think the real issue is not that he pulled the trigger, but that he and the others allowed live rounds to be stored randomly around the production set area including one in Baldwin's holster.
The investigation found that the armorer, Hannah Gutierrez Reed, loaded Baldwin’s gun with a live round instead of a dummy round. The rounds had similar markings, but were different colors. Other live rounds were also found on the set, including one in Baldwin’s holster.
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