Gunfire rang out just after the dinner began, and Trump, the first lady and hundreds of journalists looked up from their conversations. “Shots fired,” a member of the Secret Service shouted. Then agents, their guns drawn, sprinted to reach the president. Guests dressed in gowns and tuxedos hid under their seats. See the dramatic video.

Video shows a gunman opening fire on passing cars on Memorial Driver in Cambridge, Massachusetts. Jimmy Kimmel announces change out of deference to final Colbert show Pentagon reveals location of nucl

Authorities have identified the gunman who opened fire on Memorial Drive in Cambridge Monday afternoon as Boston resident Tyler Brown. Brown is facing charges including armed assault with intent to murder in connection with the shooting,