"Riley stared at the vest and polo shirt. "Is this necessary?" "Protocol," Wesley said. Riley tugged the shirt over her head and shoved her arms into the vest. "This isn't going to be dangerous, is it? The vest is just a formality, right?" "Right," Emerson said. "There's nothing to worry about." One of the men handed Riley an AR-15 assault rifle. "Just in case," he said."