Arthur Allen, 44, was killed in Baltimore, Maryland, on June 23, 2020, in a shooting that was one of two separate incidents in the city that Tuesday. Details about the circumstances of the shooting have not been widely released, but the case prompted a police investigation that identified a suspect.

The arrest was reported as a major development in the investigation into Allen’s death.

If anyone witnessed the shooting on June 23, 2020, or has information about Arthur Allen or the events that day, please share what is known with investigators.