The boat two siblings were on sank on Sunday off the coast of Saint Lucia . `` They are feeling lucky to be alive -- it was quite an ordeal -- both my brother and sister were treated for dehydration and when they made it shore , they drank from a stream , so they also were given antibiotics in case the water was n't clean , '' David Suski said . They spent many hours in the water before reaching shore . All four siblings on the boat survived .
The boat two siblings were on sank on Sunday off the coast of Saint Lucia . They spent many hours in the water before reaching shore . All four siblings on the boat survived .