URGENT - The White House is under lockdown after gunshots were heard near the building as Donald Trump was about to hold a press conference. (Original: URGENT - La Maison Blanche placée sous confinement après des coups de feu non loin du bâtiment alors que Donald Trump allait tenir une conférence de presse #maisonblanche #donaldtrump https://t.co/EdnO8Xc5V4) #WhiteHouse #Gunshots #BreakingNews #US