people. machines that could allow a chinese commando to discharge a weapon with just a thought, not a trigger finger. >> that's what they mean by brain control technology. it's a new field. >> this month the biden administration targeted the emerging threat by levying sanctions on 37 chinese biotechnology companies that have ties to this research. experts say it includes so-called mind control weapons. former dni, john ratcliffe warns against the u.s. trying to keep up with china's unscrupulous efforts. >> we are not going to face our own soldiers, sailors, and air men at risk, which is what the intelligence tells us the chinese are willing to do. they want to advance at any cost. >> the u.s. has no scruples about screwing china by any means. >> the pentagon says that beijing already uses these technologies including biometric