Accused killer of U.S. insurance CEO pleads not guilty to 'terrorist' murder

The man accused of gunning down a health insurance executive in a brazen hit in New York pleaded not guilty Monday to state charges including "terrorist" murder.

Luigi Mangione wore a white shirt, burgundy sweatshirt and was shackled during his appearance in a Manhattan court where he was flanked by police officers, an AFP correspondent saw.

Monday's hearing came after Mangione, 26, appeared in a New York court last week to face federal charges also including murder following his dramatic...