Suspect in Custody on Firearm and Drug Related Charges After BPD Investigation in Dorchester


At about 11:18 AM on Tuesday April 30, 2019, officers assigned to the District D-4 (South End) and District C-11 (Dorchester) drug units arrested Antoine Seymour, 28, of Somerville, on drug related charges during an investigation in the area of Washington Street and Mora Street in Dorchester. 

Officers stopped a motor vehicle that the suspect was travelling in after observing him conduct a street level drug transaction. As they approached, the suspect quickly exited the vehicle and fled on foot towards Stockton Street. Officers pursued the suspect on foot and placed him in custody without further incident in the area of 15 Rockwell Street. At the time of his arrest, the suspect was charged with Trafficking Class A Drugs.

At about 12:03 PM, the officers continued their investigation and executed a search warrant with the assistance of the BPD SWAT Team at the suspect’s residence on Dawson Street in Dorchester. Officers made entry and safely recovered a loaded 9mm Glock 17 (Gen5) handgun, a loaded .38 special Taurus revolver, a loaded .38 special Smith & Wesson revolver, $615 in U.S. Currency along with several plastic bags containing various illegal narcotics including crack cocaine and fentanyl.

The suspect will appear in Dorchester District Court on the initial charge of Trafficking Class A Drugs, as well as additional numerous charges including Unlawful Possession of a Firearm (3 Counts), Unlawful Possession of Ammunition, Possession of a Large Capacity Feeding Device (2 Counts), Possession of a Firearm During the Commission of a Felony, Trafficking Class B Drugs and Possession with Intent to Distribute Class B and E Drugs.