china down as number two. >> reporter: he put north korea and isis third and fourth. meanwhile, the u.s. army announced today it is cutting 40,000 troops from its ranks, which will result in the smallest ground force since 9/11. >> these cuts will impact nearly every army installation both in the continental united states and overseas. >> reporter: 28 installations in all, the army is effectively firing 17,000 army civilians, too. >> these aren't cuts the army wants to make. these are cuts required by the budget environment in which we operate. >> the army is tasked with going from 490,000 active where their today to 450 in the next two years. they've got to come from someplace. >> reporter: fort benning, georgia will be cut by 29%. joint base elmendorf richardson in alaska will be cut by 59%. fort leonard wood in missouri loses 15% of its force. and scofield barracks in hawaii 8%. fort carson in colorado will