Beirut tragedy: The darkest hour of a city that's seen it all

A picture shows the devastated Beirut port on August 7, 2020, three days after a massive blast there shook the Lebanese capital. Picture: Joseph Eid / AFP via Getty Images

T​urns out, it only takes a split second for 150 people to die. Only takes a split second for 300,000 people to become homeless. 

It only takes a second for a city, a nation, a people to be felled by a blow so cruel it barely seems real.