Chris Knayzeh was in a town overlooking Lebanon’s capital when he heard the rumbling aftershock of the 2020 Beirut port blast. Hundreds of tons of haphazardly stored ammonium nitrates had exploded, killing more than 200 people and injuring thousands.

Hezbollah distributed new Gold Apollo pagers, believing them to be safe, only to have them explode and kill 37 people. The attacks, suspected to be orchestrated by Israel, also injured more than 3,000.