18 killed in Yemen clashes
Government forces backed by Saudi-led naval shelling battled the rebels attempting to advance port in Mualla.
In Yemen , the forces loyal to President Abd-Rabbu Mansour Hadi thwarted a new rebel assault in Aden on Tuesday.
The government forces backed by the Saudi-led naval shelling battled the rebels attempting to advance a port in the city's Mualla district.
Eighteen people were killed in the fighting.
In Abyan province, armed tribesmen loyal to Hadi killed eight rebels in an attack on their convoy.
The Saudi-led warplanes carried out fresh strikes on the rebel-held Al-Anad air base in Lahj province.