Yemen's Houthi rebels killed 3 mariners with an attack on a ship in the Red Sea, a European naval force says, fueling concern over a possible new wave of attacks by the Iran-backed group.

DUBAI, United Arab Emirates (AP) — In just days, Yemen’s Houthi rebels have begun a new, more violent campaign of attacks targeting ships in the Red Sea, sinking two of them and killing some of their crew.

Rescue operations began overnight and continue into Wednesday in attempts to find surviving crewmembers of the MV Eternity C – five have been rescued so far