RedactedNarrative: Operator of vessel 1 stated that while under mechanical propulsion, transiting the Long Island Sound just off the city of New Rochelle, they struck a submerged rock. Vessel 1 sustained damage and quickly started taking on water. At this time the operator of vessel 1 steered the sailing vessel towards the shoreline in an attempt to get closer to land. The sailing vessel subsequently capsized and became mostly submerged on its starboard side in shallow water just off of Davenport Park. No injuries reported.