Police said they discovered the gun was one of 68 firearms stolen from a Virginia dealer in 2005.
Police said they conducted an early-morning raid at a Stamford home on Tuesday after a multi-week investigation.
The defendant was a member of Bridgeport's Original North End gang, also known as O.N.E., according to prosecutors.
"This is something that certainly gives us great concern," Stamford Assistant Police Chief Richard Conklin said.
Police said they were assisting the Manhattan District Attorney's Office in executing an arrest warrant Tuesday morning.
The man was arrested Thursday after a several-month investigation, according to police.
The theft was reported in May, according to authorities.
The man was part of a drug trafficking network in southwestern Connecticut, according to officials.
Police say they are "currently experiencing a high volume of calls" due to the scam.
Police say a man "verbally engaged with several congregants" outside the Stamford Islamic Center on Aug. 9.
The woman has surrendered her nursing license, according to the United States Attorney for the District of Connecticut.
Police were trying to execute a search and seizure warrant as part of "an ongoing assault investigation," Stamford police said.
"We will not tolerate behavior that seeks to divide or intimidate," Mayor Caroline Simmons said in a statement. Police are investigating.
The Stamford PD Major Crimes Unit and Special Response Team conducted an investigation and made an arrest on Aug. 8, police said.
Police say a man followed a woman across Stamford before robbing her at gunpoint in May. An arrest was made on Aug. 5.
A 12-year-old boy on a mini bike was hit by a car and killed on the evening of Aug. 2, according to police.
Police are searching for the suspect vehicle and provided a detailed description of the car, which can be viewed below.
The man was identified as a "large-scale fentanyl distributor" by Bridgeport and Stamford authorities, according to prosecutors.
The driver had to be extricated from their car because of the damage from the crash, police said.
Officials conducted unannounced compliance checks at local retail stores following complaints from the public, according to police.
The officer is currently on administrative leave pending an administrative inquiry, according to the Stamford Police Department.
A boat collided with the Stamford Harbor break wall Saturday night, injuring all four people who were onboard, according to fire officials.
"The criminal conduct involved here was serious, including intentional pollution and a deliberate coverup," an official said.
Drivers are being asked to avoid the area and use alternate routes.
"This watercraft is a critical addition to our marine operations," police said.
The promotions were formalized during a recent swearing-in ceremony at the Stamford Government Center.
The fire is under investigation with the Stamford Fire Marshal Office.
Police said the city resident was found unresponsive in a vehicle parked in Stamford.
The gun was discovered inside a student's bag on Thursday, according to a report.
Multiple law enforcement agencies assisted in the chase of a vehicle wanted in connection with the robbery and assault of an NYPD officer.
Multiple police agencies were involved in a chase that ended in Stamford on Wednesday afternoon, according to Stamford Police.
"We're lucky no one got seriously injured," Stamford Assistant Police Chief Richard Conklin said.
Stamford Police posted about the sighting Monday afternoon.
The American Red Cross said it is assisting those impacted by the fire.
A man on a stand-up scooter was struck by a car in Stamford on May 29. In an update Thursday, police said the man has died.
Hazmat units and the State Police Emergency Services Unit responded to the Stamford Superior Courthouse on Wednesday, officials said.
A Stamford man with several pending cases was arrested yet again on June 4 after police say they conducted a multi-week investigation.
The building was "a total loss," according to Deputy Stamford Fire Chief Paul Newman, who noted several vehicles were inside at the time.
The fire is causing "a smoke condition" in the city, according to Stamford Emergency Management.
The incident occurred on May 31, according to a local media report.