 The destroyer picked up the ship's survivors; and her doctor, assisted by his pharmacist's mates, worked into the wee hours of the morning on the wounded, some of them badly burned.Over half of the following 63 days which the destroyer spent in Okinawan waters were spent on one of the 15 stations surrounding the island itself.The radar picket ships not only provided an early warning of the approach of enemy aircraft or surface units but also drew fire.