The shooting death of Walking Dead actor Moses J. Moseley – initially believed to be a suicide – is now being investigated as possible foul play due to new evidence such as his grip on the gun.
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Walking Dead actor Moses J Moseley's death may not have been a suicide (www.dailymail.co.uk)

I bet he was trying to expose someone or something he saw. But then again he could of just been a easy target.
Less than ridiculous, of course a cover-up:
https://www.justjared.com/2022/03/21/walking-dead-actor-moses-j-moseleys-cause-of-death-could-not-be-determined/