A reader sends in these frightening photos of the Discovery building saying:
“Cops with shields and guns staking out the building. Guns drawn at discovery building!”
NPR is reporting:
“Montgomery police spokesman Cpl. Dan Friz told WUSA-TV that a report came in about 1 pm of a gunman who entered the building in Silver Spring, Md. The 911 call reported that shots had been fired, according to the Washington Post.
There are some reports that the gunman may have an explosive device but the police spokesman said that hadn’t been confirmed.”
More as the situation develops.
Update: 5pm Gunman shot, hostages released, none injured according to reports on twitter.