Video of police chase before shooting
3 October 2013 Last updated at 22:21 BST
Video has emerged of the police chase which took place outside the US Capitol building in Washington DC today.
The footage, obtained exclusively by Alhurra television, shows police officers with their guns drawn trying to stop the driver of a black car.
Filmed on the west front of the Capitol Hill complex, facing South Capitol Circle, the video shows the driver accelerating away and being pursued by a police car.
What sound like gunshots can be heard.