UN office for humanitarian assistance mobilises agencies to aid Beirut's beleaguered population after killer blast

Group’s head denies allegations it is responsible for explosion that killed 154 people, injured around 5,000

27 potential vaccines are tested around the world, some 139 are in development phase pre-trial, according to WHO data

Blast damage estimated between $10 to 15 billion

With some 2,450 new virus cases, tally climbs to 322,567

Lebanon's capital rocked by massive explosion on Tuesday after a fire at warehouse in Port of Beirut

Dozens are still missing under the rubble from the blast

Region nearing six-million-case mark

Landlocked African country Rwanda decentralises Covid-19 response, issues guidelines for air travelers

As 137 die in Beirut, such incidents occur frequently, raising questions on safety of ammunition dumps