U.S. Marine Corps Staff Sgt. Jake Castro, (left), and Sgt. Anthony Negrete, (right), Explosive Ordnance Disposal technicians with Marine Corps Air Station Iwakuni EOD, conduct a improvised explosive device exercise aboard MCAS Iwakuni, Japan, May 19, 2021. This particular exercise was designed to allow EOD to utilize a robot in their arsenal, which allows them to engage explosives at a greater distance with no harm to Marines. - U.S. Marine Corps Staff Sgt. Jake Castro, (left), and Sgt. Anthony Negrete, (right), Explosive Ordnance Disposal technicians with Marine Corps Air Station Iwakuni EOD, conduct a improvised explosive device exercise aboard MCAS Iwakuni, Japan, May 19, 2021. This particular exercise was designed to allow EOD to utilize a robot in their arsenal, which allows them to engage explosives at a greater distance with no harm to Marines.