A popular social media meme instructs 911 callers to pretend to order a “pepperoni pizza” to sneakily alert dispatchers that someone’s listening to the call. Don’t try it, police say ...

What began as a story about a domestic violence victim's purported call to 911 "for a pizza" evolved into unsubstantiated advice about calling emergency services.

Many of the calls going to D.C.’s emergency call takers aren’t emergencies at all — hundreds of thousands of them a year, in fact — so the city launched a public awareness campaign. While ...