The man accused of fatally shooting the CEO of UnitedHealthcare is expected to be arraigned in a Manhattan court Monday on murder and terror charges in a state case that will run parallel to his federal prosecution. Luigi Mangione, 26, was formally charged last week by the Manhattan district attorney with multiple counts of murder, including murder as an act of terrorism. His initial appearance in New York State Supreme Court was preempted by federal prosecutors bringing their own charges over the shooting. The federal charges could carry the possibility of the death penalty, while the maximum sentence for the state charges are life in prison without parole. Prosecutors have said the two cases will proceed on parallel tracks, with the state charges expected to go to trial first. Authorities say Mangione gunned down Brian Thompson as he was walking to an investor conference in midtown Manhattan on the morning of Dec 4. Mangione was arrested in a Pennsylvania McDonald's after a five-