RIYADH: Syria is aiding Riyadh with military advice and training as Saudi Arabia comes under attack by Yemen’s Houthis, and has sent a limited number of military personnel to the Kingdom, two Syrian military sources and a senior US official said. Saudi Arabia has been locked in worsening hostilities with the Iran-allied Houthis since July, when the Yemen war was reignited by the wider conflict in the Middle East, leading Riyadh to seek both defensive and offensive support from a range of alli
