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.

Luigi Mangione, accused of fatally shooting UnitedHealthcare CEO Brian Thompson, visited a gun range during a trip to Thailand three months before he visited New York, according to travel companions ...

Mangione visited the gun range after taking a solo trip across Asia last year, according to two German tourists he met.

TMZ's Harvey Levin speculates that Mangione's alleged shooting stems from his frustration over "corporate greed." ...

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 ...

TMZ Investigates looks into Mangione's dark side and why a privileged man may have turned to murder in the special airing on ...

The documentary special uncovers new details about the 26-year-old charged with murder for the killing of the ...

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

TMZ "speaks to several sources who say, despite his charismatic personality, Mangione also displayed a dark side and uncovers ...

TMZ Investigates will release a deep dive into Luigi Mangione, the 26-year-old charged with the murder of UnitedHealthcare CEO, revealing new details from his past. Brian Thompson was shot to ...