On April 13^th, the US Military dropped a GBU-43 Massive Ordnance Air Blast (MOAB) on ISIS fighters in Afghanistan. The bomb is known as the most powerful non-nuclear weapon that the United States currently has. It is designed to destroy caves and/or underground tunnel systems. It has been reported that the weapon, which costs $16 million to launch, killed 94 ISIS militants and collapsed a system of tunnels frequently used by members of the terrorist group.