World Health Organisation Director-General Tedros Adhanom Ghebreyesus and Dr Michael Ryan, WHO’s head of emergencies, were also arriving in Aleppo on Friday to help coordinate and support the delivery of aid.Russia has sent 20 tonnes of humanitarian aid to Syria and the US has temporarily lifted sanctions related to the provision of disaster relief. The earthquake has left around 3,000 people dead in Syria, and more than 20,000 over the border in Turkey.