New evidence has been released by prosecutors in the case of Luigi Mangione , who is accused of murdering UnitedHealthcare CEO Brian Thompson . During a pretrial hearing in Manhattan Criminal Court on Monday (December 8), police revealed the contents of Mangione's backpack , which included a handgun, a silencer, a loaded magazine wrapped in underwear, and a red notebook described as a "manifesto." Mangione, 27, was arrested in December 2024 at a McDonald's in Altoona, Pennsylvania, five days after the alleged shooting in Manhattan.

The arrest followed a 911 call reporting a customer resembling the suspect. Altoona police officer Christy Wasser conducted a search of Mangione's backpack, initially checking for bombs. However, defense lawyers argue that the search was illegal , as

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