Transcript for US drops 'mother of all bombs' in Afghanistan
Around 7 PM local time in Afghanistan. Last night the united states military. He's GPU 43 weapon in Afghanistan. The GBU 43 seat large powerful and accurately deliver weapon. We targeted a system of tunnels and caves that ice is fighters used to move around freely. Making it easier for them to target US military advisors. An Afghan forces in the area. The United States takes the fight against ice is very seriously. And in order to feed the group we must deny them operational space which we get. The United States took all precautions necessary to prevent civilian casualties. And collateral damage as a result of the operation.
This transcript has been automatically generated and may not be 100% accurate.