At least 10,000 civilians have been killed in the Yemen conflict.
Revolutionary Committee head Mohammad Ali al-Houthi welcomed Saudi princes and "any employee or person who feels targeted by the regime."
Fearless ISIS recruits in Yemen may have completed jihadi training, but not before being subject to an excruciating hazing routine.
Despite an aerial bombing campaign by Saudi Arabia, Shiite Muslim Houthi rebels have kept control of Sanaa and other parts of Yemen.
The International Committee of the Red Cross says the world has three to four months left to save millions of people in Yemen from starvation.
An estimated 63,000 children died last year of preventable causes often linked to malnutrition.
Previous ceasefires significantly slowed fighting, though have not yet ended the conflict.
The claim has not been independently confirmed and civilian casualties are unknown.
Al-Qaeda in the Arabian Peninsula has taken advantage of conflict in the region.
The attack came days after the assassination of a prominent judge on the same street.
Humanitarian agencies said that the use of British weapons in the Yemen campaign is illegal.
A team of investigators found the remnants of missiles manufactured by Marconi Dynamics.
Medics and locals officials have confirmed two houses were struck by bombs, killing mostly civilians.
Prime Minister Khaled Bahah spent months working from exile in Saudi Arabia with Gulf Arab allies to fight against Houthi control of the country.
Ten million children in the conflict-torn country need urgent humanitarian assistance, UNICEF says.
Nearly 2,000 people have died since Saudi Arabia–led airstrikes began in March.