The owners of a sailboat and barge that collided in Biscayne Bay near Miami Beach on Monday, killing two young girls and critically injuring two other girls, are working with commercial salvage to draft a plan to have both vessels removed, according to the U.S. Coast Guard.

Two children were killed and two more are in critical condition after a barge struck and sunk their boat, sending them overboard during a sailing camp in Miami on Monday, authorities said.

Two children are dead following a sailboat accident in Miami’s Biscayne Bay, according to US Coast Guard public affairs.