Run, Hide, Fight.

As mass shootings become more common, the FBI has endorsed a training program for first responders—one that recommends civilians keep their guns holstered.

“Police! We’re coming in!”

Two cops yank open a warehouse door and rush inside, pistols drawn, using flashlights to peer through the gloom.

The officers spot a man with an assault rifle, surrounded by the slumped shapes of bleeding hostages. They aim. They fire. Gunshots...
more »