US Army – Urban Breaching with the Combined Arms Training Center September 14, 2019 Unipro2013main Military Technology, US Army Urban Breaching Sgt. 1st Class Antonio Bunton, the noncomissioned officer in charge of the Combat Skills Training Branch, Combined Arms Training Center (CATC), talks about what students learn in the Urban Breaching (UB) course. Credit to : Sgt. Christopher Stewart – 7th Army Training Command Please support our Sponsors -