Update: The gunman has been killed. Two people were shot and wounded when gunfire rang out near the White House on Saturday evening. A gunman reportedly fired three shots and hit a civilian before he was "taken down" by Secret Service agents, forcing ABC News White House Correspondent Selina Wang to duck for cover while reporting on Trump's recent negotiations regarding the war in Iran. The White House was initially locked down after the incident. Visit DailyMail.com for more as this story develops.