UPDATE: Senate Sergeant At Arms tweeted at 3:50 p.m. that the Capitol is now open for official business, but the Capitol Visitor Center remains closed.
UPDATE: As of 3:20 p.m. the lockdown has been lifted from the White House; Capitol Hill remains on lockdown.
The Capitol’s Sergeant At Arms said: “Shooter has been caught. One police office (sic) shot, but not seriously. Remain sheltered in place.”
Staff within the complex have been told by police to stay sheltered after there were reports of gunshots in the Capitol Visitors Center.
The White House and Congress are currently on lockdown.
The situation was apparently contained to the visitors center.
The Senate Sergeant At Arms tweeted:
Due to police activity, Capitol Police have issued a shelter in place for the Capitol complex. Please stay in your designated area. #alert
— SenateSergeantAtArms (@SenateSAA) March 28, 2016
Diane Papan, an attorney from San Mateo, Calif., tweeted the following picture inside the Capitol:
So this is what lockdown is like in Capitol right now on our tour. pic.twitter.com/wO68blj2fO
— Diane Papan (@DianePapan) March 28, 2016