Justice Department Okays Use of Armed Agents at Polling Stations During Vote-Counting
https://time.com/5907600/doj-armed-agents-polls/
实际上，发派armed agents去 投票地方 是有很多严格限制的：
Armed federal agents at the FBI, the Marshals Service, or other agencies are generally restricted from conducting investigations at election sites because of the prospect of intimidation. Justice Department policy guidelines note that a federal statute makes it a felony for any federal official to send troops or “armed men” to open polling places except under specific circumstances, including to repel “armed enemies” or to respond to bomb threats or active shooters.
