Secret Service

The government has designated the visit a special national security event.
Totally chill, no-worries security formalities before he visits POTUS.
Lack of information is breeding confusion.
While researching The President's Shadow at Secret Service HQ, I found out that when Ronald Reagan was President, he used to carry a gun with him. Oh yeah. A thirty-eight.
During an immigration speech in Austin, Texas, President Obama is interrupted by a heckler.