The attack was the deadliest so far this year by the coalition, which has faced international criticism for airstrikes that have Dhamar killed civilians and hit non-military targets.

Doctors treating two-week-old Abd al-Khaleq and Abd al-Rahim said Yemen's war-ravaged health system cannot keep them alive.

The circumstances of Saleh's death were unclear but Houthi officials said their forces caught up with him as he tried to flee Sanaa.

Gun battles forced shops and schools to close in Yemen's capital on Sunday as residents warned a three-year rebel alliance was collapsing into a "street war".

The U.N.'s humanitarian chief says civilians in Yemen need urgent protection and more humanitarian aid.

A Yemeni factory official and two medics say a Saudi-led airstrike killed 14 civilians working on an overnight shift in the capital, Sanaa.

A series of Islamic State-claimed bombings in Yemen's rebel-controlled capital killed at least four people and wounded 60 Wednesday night amid the country's raging war.

A series of pre-dawn Saudi-led airstrikes on Sunday targeted the headquarters of Yemen's armed forces in the rebel-held capital, killing at least 22 people, security and hospital officials said.

A Shiite rebel leader in Yemen vowed to not surrender Sunday amid Saudi-led airstrikes in a rambling speech that rejected U.N. efforts to halt violence there.

Iran dispatched a naval destroyer and another vessel Wednesday to waters near Yemen as the United States quickened weapons supply to the Saudi-led coalition striking rebels there