Law enforcement officers gather near a Capitol Police car damaged during a collision with a car driven by a female suspect on 10/3/2013. (Photo: Win McNamee, Getty Images)
A police officer and his K-9 checks out the suspect car stopped on the grass near the U.S. Capitol on 10/3/2013. (Photo by Mark Wilson/Getty Images)
Activity around black car after a report of shots fired near the U.S. Capitol. ABC News reports a female suspect was killed.
Officers gather after shooting at the U.S. Capitol.
A photo from SHNS reporter Bartholomew Sullivan near First and Constitution after the shooting near the U.S. Capitol.
Police vehicles respond to the reports of the shooting at the U.S. Capitol
Capitol police stand on the steps of the U.S. Senate after a reported shooting. Photo from SHNS reporter Bartholomew Sullivan.
An armored vehicle responds to the reported shooting at the U.S. Capitol.
A look at the U.S. Capitol building on the afternoon of Oct. 3, 2013
A massive number of officers respond to the report of shots fired at the U.S. Capitol. (From NNS video)
Jeff Zeleny tweeted this picture of the "All Clear" message flashed on screens in the Capitol.