Mangione's legal battles highlight the complexities of navigating "warring jurisdictions" in a high-profile murder case.

With overwhelming evidence against Mangione, jury nullification could be what gets him acquitted or the result of a mistrial.

The Mind of a Killer" is airing on Monday, Jan. 6 at 8 p.m. There are several ways to watch with a free live stream.

Find out how you can tune into the one-hour "TMZ Investigates: Luigi Mangione: The Mind of a Killer" for free if you don't ...

Court proceedings in the case against Luigi Mangione, the man accused of fatally shooting UnitedHealthcare CEO Brian Thompson ...

The 26-year-old alleged assassin visited the gun range after fleeing the US on a solo Asia trip early last year, two German ...

Mangione was arrested on Dec. 9 at a McDonald's in Pennsylvania after a five-day search. He is currently being held in a ...

Luigi Mangione, the alleged killer of UnitedHealthcare CEO Brian Thompson was obsessed with Indian author Jash Dholani's <a ...

Mangione appeared in court on December 19 to face four federal charges, including two counts of stalking, one count of murder through use of a firearm, which carries a maximum sentence of the death ...

Luigi Mangione was apprehended by police on Dec. 9 as the primary suspect the murder of UnitedHealthcare CEO Brian Thompson.

UnitedHealthcare murder suspect Luigi Mangione has retained Craig Rothfeld, a former white-collar inmate turned prison consultant who also worked for Harvey Weinstein.

Security guards have made the list of fastest-growing jobs for the first time in the wake of the assassination of United ...