Air strike on missile base in Yemen capital causes huge explosion - residents
There was no immediate word of casualties from the blast, which sent a thick pillar of smoke into the air.
Saudi Arabia has led an alliance of Sunni Arab countries in air strikes against the Iran-allied Shi'ite Houthi rebel group in Yemen.
(Reporting By Mohammed Ghobari; Writing by Noah Browning; Editing by Robin Pomeroy)