WEYMOUTH, MA — Three people were arrested on drug and firearms charges following a narcotics investigation that culminated in the execution of search and arrest warrants on June 4, 2026.
Willie Jennings IV, 22, of Weymouth, Gabriella O’Hara, 24, of Weymouth, and Mario Pizzi, 24, of Braintree, were taken into custody by the Weymouth Police Department Narcotics Unit with assistance from the Quincy Police Department Drug Control Unit, Randolph Police Drug Unit, and the Norfolk County State Police Drug Unit.
During the execution of a search warrant at 327 West Street in Weymouth, investigators seized quantities of suspected cocaine, crack cocaine, fentanyl, methamphetamine, and gabapentin, along with other evidence consistent with narcotics distribution.
Detectives also recovered a loaded 10mm Glock handgun with a defaced serial number, large-capacity magazines, and ammunition.
None of the individuals charged possessed a valid Massachusetts Firearms Identification Card or License to Carry, according to investigators.
Jennings faces 13 charges, including trafficking in cocaine, possession of a firearm without an FID card, possession of a firearm with a defaced serial number, possession with intent to distribute multiple controlled substances, and reckless endangerment of a child under 18.
O’Hara faces 11 charges, including trafficking in cocaine, firearm offenses, possession with intent to distribute multiple controlled substances, and reckless endangerment of a child under 18.
Pizzi was arrested on three outstanding warrants for distribution of cocaine, conspiracy to violate drug laws, and larceny charges.
The three defendants were arraigned at Quincy District Court on June 5, 2026.
Jennings was ordered held without bail, Pizzi was held pending the posting of bail, and O’Hara was released after posting bail.
