USS Montpelier (SSN-765)
On October 13, 2012, USS
Montpelier collided with USS
San Jacinto (CG-56) off the east coast of the United States
near Florida. Both ships were conducting a training exercise at the time of the incident. No one on board either
ship was injured. The sub required $70 million in repairs including replacing rear fin that knocked off in the collision.
Link to more pictures and history of USS Montpelier