aden assailants detonate car bomb outside yemeni finance ministry offices southern city aden wednesday kill least two people hospital officials residents say say force blast shake khor maksar area aden temporary capital internationally recognize government president abd-rabbu mansour hadi cause severe damage six-storey build force blast also shatter windows adjacent house say ambulances see race scene sound gunfire hear area say one claim responsibility explosion official city main government-run jumhouriya hospital say two people arrive dead hospital three others critical condition say medics say believe casualties scene blast one could reach due exchange gunfire take place area yemen car bomb attack kill least two people aden residents