The pole where the American flag once hung outside of Minuteman Repair. —Courtesy photo Arlington Police Department

The Arlington Police Department is investigating after an officer noticed an American flag on fire Tuesday morning, according to a statement.

At approximately 6:15 a.m., an officer on patrol saw that a flag was on fire above Minuteman Repair at 111 Massachusetts Ave. The fire department was called, but the flag had already burned itself out by the time firefighters arrived, and was destroyed, according to police.

Police officers searched the area for suspects. One man was interviewed, but police determined he wasn’t connected to the incident.

Arlington police have asked anyone who may have information about the incident to call them at 781-643-1212.