LAKE PARK, Fla. —  South Florida authorities have arrested a man in connection with the fatal shooting of an ice cream truck driver in what may have been an attempted robbery.

The Palm Beach Sheriff's Office took 21-year-old Michael Anthony Murdock Jr. into custody, as they continued their search for two other suspects wanted in the killing.

Deputies responding to a call about the shooting Wednesday night found a man dead in the truck.

Authorities identified the victim as 32-year-old Fresnel Atilus.