Before and after images show the extent of the destruction from the catastrophic explosion that killed at least 135 people

Lebanon authorities declare Beirut a 'disaster city'

A warehouse storing thousands of tons of unsecured highly explosive material has emerged as a possible source of the massive blast that ripped through the Lebanese capital on Tuesday, killing nearly 80 people, injuring 4,000 and sending a shock wave across the city that damaged buildings and blew out windows up to 10 kilometers (6 miles) away.

What we know about the massive explosion

A massive explosion rocked the Lebanese capital of Beirut on Tuesday evening, leaving at least at least 100 dead and 4,000 injured.

A nurse pulled three newborns out of a hospital hit by blast

Photojournalist Bilal Jawich was at home on the outskirts of Beirut when an explosion, which has left at least 100 dead and thousands injured, rocked the Lebanese capital.

Video shows the massive blast

Dramatic video shows a massive explosion near Beirut's port that caused destruction to homes miles away. Many have been killed. Thousands are believed to be injured.

Ammonium nitrate may have sparked the blast. What is it, and why did it explode?

Lebanon's government has blamed a large quantity of poorly stored ammonium nitrate for the huge blast that rocked its capital, Beirut, killing scores of people and devastating swathes of the city. What is this chemical, and why did it explode?

CNN reporter describes scene from destroyed CNN bureau

A massive explosion ripped through central Beirut, Lebanon, injuring hundreds of people and blowing out windows in buildings across the city. CNN's Ben Wedeman reports from the damaged CNN bureau.

Drone footage shows the scale of destruction in Beirut

Powerful aerial videos show the extent of the damage after a massive explosion shook the Lebanese capital, killing scores and injuring thousands.

US will keep smoldering if there's no unified response, Fauci tells Dr. Gupta

Fauci says US has suffered 'as much or worse than anyone'