The crew of the Hong Kong-flagged ASL Bauhinia have abandoned the container ship in the Red Sea after it caught fire on Tuesday, two maritime sources said, adding the cause of the incident was not immediately clear.The crew were rescued by another vessel and are safe, the sources said, adding that the incident took place in the open sea off Yemen.The Shanghai-based manager of ASL Bauhinia, Asean Seas Line, was not immediately available for comment.Earlier this month, Yemen's Iran-aligned Houthi militia said the group would limit their attacks on commercial vessels sailing through the Red Sea t