Saudi air defences intercepts a ballistic missile fired towards the capital Riyadh but there are no reports of casualties, the Saudi-led coalition says.

Two deadly car bombs hit the capital Sanaa and a southern city in Yemen on Tuesday, state news agency Saba reported, a day after air strike and clashes killed almost 200 people nationwide.

Iran proposes a peace plan for Yemen and called for an end to Saudi-led air strikes against Houthi rebels allied to Tehran, but the move was likely to draw a cool response from Riyadh.

Iran-allied Houthi militiamen pushed into the northeastern outskirts of the Yemeni port city of Aden on Monday amid heavy clashes with loyalists of President Abd Rabbuh Mansur Hadi

Two Bangladesh nationals, who are trapped in two hotels in Yemen due to allied strikes against Houthi rebels, have appealed for immediate rescue