Luigi Mangion is accused of murdering healthcare CEO Brian Thompson in New York City. He faces federal charges, including stalking and murder using a firearm with a silencer, which could make him eligible for the death penalty. Mangion was extradited from Pennsylvania and is also charged with first and second-degree murder in New York. His lawyer argues that the federal charges are excessive and raise concerns of double jeopardy, but legal experts disagree, noting that state and federal charges can coexist. The case has sparked public interest due to frustrations with the healthcare system, as Mangion allegedly targeted Thompson over insurance issues. Despite public support for Mangion's stance against healthcare, legal analysts emphasize that murder is inexcusable. The prosecution aims to pursue maximum penalties, with both state and federal cases proceeding simultaneously. Challenges include proving terrorism charges linked to Mangion's alleged manifesto against large corporations.