Two sailing yachts have been involved in a serious collision
at the Superyacht Challenge Antigua regatta.
The incident occurred minutes before the start of Race 1, according to the J Class Association.
Watch the moment slow motion video below
The two boats involved - Svea and Topaz - both sustained damage and have been withdrawn from the regatta.
Two crew members also required medical attention.
The moment of impact was captured by a sailor on board J Class yacht Velsheda.
| Video |