Red Sea, July 8 -- Two crew members of the Liberian-flagged, Greek-owned bulk carrier Eternity C were killed in a sea drone and speedboat attack off Yemen on Monday night, Liberia's delegation told a meeting of the UN's International Maritime Organization, The Times of Israel reported.

According to the report, Yemen's Houthi rebels carried out an hours-long assault on the cargo ship into Tuesday, raising fears of renewed conflict along the strategic waterway. "The Eternity C remains surrounded by small craft and is under continuous attack," the United Kingdom Maritime Trade Operations Center warned Tuesday. Earlier, at least two people were reported injured, and two others were missing.

The Times of Israel said that all but one of the 2...