The equivalent of a 3-kiloton bomb

Yesterday approximately 2,700 tonnes of ammonium nitrate exploded in the Port of Beirut, Lebanon, leaving hundreds feared dead and thousands injured. If you've ever worried what a "tactical" nuclear weapon can do to a city, here are photos of ground zero from (apparently) just a few days ago and this morning:

Here's the Nukemap, showing pretty much exactly what happened:

For scale, here's the same detonation at the Sears Tower:

The search for survivors continues, with 300,000 people evacuated and Port of Beirut officials reported to be under house arrest.