A police officer is among three people who were injured in a standoff in Montgomery early Saturday morning, WSFA is reporting.

Police were investigating reports of shots fired around 12:20 a.m. and found a person with a gun in the area of Poplar Street and Ann Street, the TV station reported, citing Montgomery police Major Saba Coleman.

Montgomery police told WSFA that the person fired on an officer, who then returned fire. The person also shot someone else and an officer, the station reported.

The shooter then ran to a business on Ann Street and barricaded inside, according to the report.

The shooter was taken into custody and transported to a hospital for treatment of injuries that were not life-threatening, WSFA reported. The officer and the other injured person were also treated for injuries that were not life-threatening, the TV station reported.

The Alabama Law Enforcement Agency will investigate, the report said.