Luigi Mangione will assert psychiatric defense in murder case in UnitedHealthcare CEO's killing

NEW YORK (AP) — Luigi Mangione plans to assert a psychiatric defense at his state murder trial, claiming he was suffering from extreme emotional disturbance when he gunned down UnitedHealthcare CEO Brian Thompson, a judge said Wednesday. That could mean less prison time if he's convicted.A jury that accepts such a defense would be obligated to convict Mangione of manslaughter, which carries a maximum sentence of 25 years in prison, instead of murder, which could put him behind bars for the rest of his life. An emotional disturbance defense isn't available in Mangione's federal case, where he also faces a possible life sentence.New York Judge Gregory Carro announced the defense's decision in court two weeks after holding a secret hearing on the matter. He said he will unseal a transcript and other records from that hearing once redactions are made.Carro said Mangione’s lawyers first raised the possibility of a psychiatric defense last year in a letter that was filed under seal and confi