Luigi Mangione, the man accused of fatally shooting UnitedHealthcare CEO Brian Thompson, has been charged with murder as an 'act of terrorism'.

Mangione received an 11-count indictment in connection to the December 4 shooting in Manhattan.

US correspondent Dan Mitchinson says this case has divided the nation - with many young Americans seemingly voicing support with Thompson's killing.

LISTEN ABOVE

• Watch: 'It's an insult!' - Alleged CEO slayer rages outside court
• New York shooter named: Luigi Mangione found with fake IDs, distinctive weapon
• Police match fingerprints of CEO shooter suspect to crime scene