Fact check: Did UnitedHealthcare CEO murder suspect post viral Substack? | Social Media News [Video]

Luigi Mangione, the suspect charged with murder in UnitedHealthcare CEO Brian Thompson’s December 4 shooting death, left a handwritten document explaining his motivation, New York City police officials said.

Police had not released the document to the public as of December 10. But some X users were sharing what they said was a manifesto Mangione published on Substack, a subscription-based platform for online content creators.

“This is allegedly Luigi’s manifesto,” a December 9 X post with more than five million views said. The post shared four screenshots of text from a Substack post with the headline “The Allopathic Complex and Its Consequences” and the subhead “Luigi Mangione’s last words”.

The Substack article was dated December 9, the day Mangione was arrested at an Altoona, Pennsylvania, McDonald’s. “The second amendment means I am my own chief executive and commander in chief of my own military,” it said. “I authorise my own act of self-defence in …