SANAA, Aug. 9 (Xinhua) -- A brother of the leader of Yemen's Houthi rebel group was assassinated, Houthi-run al-Masirah TV reported Friday.

Ibrahim bin Badr al-Deen al-Houthi, brother of Abdulmalik al-Houthi, "was assassinated by treacherous hands affiliated with the U.S.-Israeli aggression and its tools," the television said, without giving further details.

The Houthi rebels control much of Yemen's north and has been fighting a Saudi-led coalition forces since 2014.

Saudi Arabia has been leading an Arab military coalition against Houthis in Yemen for more than four years in support of the exiled internationally-recognized government of Yemeni President Abd-Rabbu Mansour Hadi.