The incident is currently under investigation
A U.S. Navy submarine and an Aegis cruiser collided off the coast of the Eastern United States earlier this afternoon.
The collision between USS Montpellier (SSN 765) and USS San Jacinto (CG 56) occurred at approximately 3:30 p.m. Eastern Daylight time.
No personnel aboard either vessel were injured.
Overall damage to both ships is being evaluated. The propulsion plant of the submarine was unaffected by this collision. Both ships are currently operating under their own power.
The incident is currently under investigation.
Both the submarine and the ship were conducting routine training at the time of the accident.
Source: US Navy