A damaged vehicle is seen at the site of an explosion in Beirut, Lebanon August 4, 2020. Lebanese rescue workers dug through the rubble looking for survivors of a powerful warehouse explosion that shook the capital Beirut, killing 78 people and injuring nearly 4,000 in a toll that officials expected to rise. REUTERS/Mohamed Azakir

Men walk at the site of an explosion in Beirut, Lebanon August 4, 2020. Tuesday's blast at port warehouses storing highly explosive material was the most powerful in years in Beirut, already reeling from an economic crisis and a surge in coronavirus infections. REUTERS/Mohamed Azakir

An injured man is transported on a stretcher following an explosion in Beirut, Lebanon August 4, 2020. President Michel Aoun said that 2,750 tonnes of ammonium nitrate, used in fertilisers and bombs, had been stored for six years at the port without safety measures, and he said that was "unacceptable". REUTERS/Mohamed Azakir

People observe the rising smoke after an explosion in Beirut, Lebanon August 4, 2020, in this picture obtained from a social media video. Lebanese rescue workers dug through the rubble looking for survivors of a powerful warehouse explosion that shook the capital Beirut, killing 78 people and injuring nearly 4,000 in a toll that officials expected to rise. We Love Lebanon/Tony Wakim/via REUTERS

A man run as smoke rises at the site of an explosion in Beirut, Lebanon August 4, 2020. Tuesday's blast at port warehouses storing highly explosive material was the most powerful in years in Beirut, already reeling from an economic crisis and a surge in coronavirus infections. REUTERS/Mohamed Azakir

Smoke rises from the site of an explosion in Beirut, Lebanon August 4, 2020. President Michel Aoun said that 2,750 tonnes of ammonium nitrate, used in fertilisers and bombs, had been stored for six years at the port without safety measures, and he said that was "unacceptable". REUTERS/Mohamed Azakir