US | White House Vehicle Rams White House Security Barrier White House was locked down By Michael Harthorne Posted Feb 23, 2018 4:59 PM CST Copied A Secret Service officer checks a white passenger vehicle that struck a security barrier a the southwest entrance to the White House grounds off of 17th Street n Washington, Friday, Feb. 23, 2018. (AP Photo/J. Scott Applewhite) The White House was locked down following President Trump's news conference with the Australian prime minister after a vehicle intentionally rammed a security barrier on the west side of the White House on Friday, CNN reports. Sources say the driver of the vehicle is a woman known to the Secret Service who is believed to have mental health issues. Sources say it's not believed she was targeting Trump. The Secret Service says the woman didn't breach security and was arrested immediately. There were no shots fired during the incident, and no law enforcement personnel were injured. Read These Next The shark killed his girlfriend. He nearly died fighting it. Trump lashes out at another female reporter. The Ukraine's '2nd most powerful man' in out. Colorado says Tina Peters is staying in state custody. Report an error