DETROIT – A Melvindale man is accused of making online threats to shoot and kill federal law enforcement officers — even allegedly posting the threats publicly across Facebook, Threads and TikTok after a prior search warrant and a warning from agents.
A Detroit Homeland Security Investigations (HSI) Special Agent filed a criminal complaint on July 14, 2026, charging Michael Gary Petersen, 41, of Melvindale, of Threat to assault or murder federal law enforcement and Interstate communications involving threats.
The January posts that triggered the investigation
HSI Detroit said it received information on Jan. 9, 2026, forwarded from FBI Detroit, about threats directed at Immigration and Customs Enforcement (ICE) employees posted publicly on social media.
The accounts appeared to be “managed, used by, or registered to Michael Gary Petersen,” the feds said…