In Sanaa, the capital of Yemen, Iran-backed Houthi rebels are clashing with supporters of former president Ali Abdullah Saleh — an outburst of deadly violence between two groups that have recently been allies. Meanwhile, the Houthi rebels are claiming to have fired a missile at a nuclear power plant under construction in the United Arab Emirates. The claim has been denied by state media in UAE. The WAM news agency also says that the UAE would have the ability to shoot down such a missile, if it were fired, The Associated Press reports. Last month, Houthi rebels fired a missile...