RedactedNarrative: V1 was traveling in a Southeast direction from Grassy Point towards Colony Point.  The operator said it felt like the V1 hit something underwater and when he took the sails down V1 was not moving.  V1 began taking on water and completely sank.  
  
  	The keel was no longer connected to V1. The winch cable that operates the keel broke. The thru-hull rigging tube was broken.  V1 filled with water through the broken rigging tube.
  
     The operator and passenger put on pfd's when they realized V1 was taking on water.   No other vessels were involved and there were no injuries.