COURTESY DEPARTMENT OF DEFENSEbr The US Defense Department has released combat cam footage that claims to show the destruction of a secret ISIS prison in Iraq.br THE VIDEO IS MUTEDbr RT LIVE br Subscribe to RT! br Like us on Facebook Follow us on Twitter Follow us on Instagram Follow us on Google+ Listen to us on Soundcloud: br RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.