BREAKING: A suspect is dead after approaching a White House checkpoint with a weapon, Secret Service says. https://apnews.com/article/white-house-gunshots-lockdown-secret-service-trump-204c429ab3888b3d0921cf724e0c0474?taid=6a1245453caffb0001216a24&utm_campaign=TrueAnthem&utm_medium=AP&utm_source=Voante