New clues emerge as investigators hunt for the gunman who killed UnitedHealthcare’s CEO WSOC TV [Video]

NEW YORK — (AP) — New clues emerged Thursday in the hunt for the masked gunman who stalked and killed UnitedHealthcare CEO Brian Thompson, including possible leads about his travel before the shooting and a message scrawled on ammunition found at the crime scene.

The words “deny,” “defend” and “depose” were found emblazoned on the ammunition, echoing a phrase used by insurance industry critics, two law enforcement officials said Thursday.

The words were written in permanent marker, according to one of the two officials, who were not authorized to publicly discuss details of the investigation and spoke to The Associated Press on the condition of anonymity.

Investigators also now believe the suspect may have traveled to New York last month on a bus that originated in Atlanta, one of the law enforcement officials said.

Police and federal agents have been collecting information from Greyhound in an attempt to identify the suspect and are working to determine …