AL-MUKALLA: Yemen’s riyal hit a new record low on the weekend amid deadlocked diplomatic efforts to end the war and rising tensions between the Yemeni government and southern separatists in Aden. The riyal traded at 930 to the dollar on Saturday in the government-controlled areas, plunging from 900 riyals a couple of weeks ago. The riyal was 215 to the dollar when the Houthis