Probably what he means are weapons used in black ops and special ops. For example the assault on the Osama hideout in 2011. But I think the more significant version are subsonic weapon fueling for proxy wars in Middle East.
> Two days after gunmen killed seven of his employees, the head of a Pakistani aid organization blamed their deaths not only on the militants who pulled the trigger, but also on America's Central Intelligence Agency.
The CIA is directly responsible for hundreds of aid worker deaths, the very people working in the field to eradicate polio.