Unidentified gunmen attacked early on Sunday a military vehicle killing four republican guards in Yemen's Marib province, the Alsahwa website reported.
The attack occurred near the gate of the Sahn Al-Jenn Military Post, 4 km from downtown Marib, while the vehicle was on a rations distribution duty.
The gunmen opened fire on the vehicle killing the four republican guards inside it and taking their vehicle. No group has claimed responsibility for the attack.