Criminal defense attorney and former Manhattan Assistant District Attorney Mark Bederow believes that prosecutors in the Luigi Mangione case have already made a significant "mistake." In an editorial published by the New York Times, Bederow argues that adding terrorism-related charges to the Mangione prosecution was a significant error that could jeopardize what should have been a straightforward murder conviction in the killing of UnitedHealthcare CEO Brian Thompson.     Follow this story by clicking here Luigi Mangione prosecutors risk 'full acquittal' after first major 'mistake': legal expert