Capitol Hill 'shooting': Gunshots after driver hits police vehicle before attempting to run over other cops at famous Washington landmark

Links
https://www.youtube.com/watch?v=h-7xmiOPJUA
https://www.thesun.co.uk/news/3207273/capitol-hill-washington-shots-heard/
http://www.independent.co.uk/news/world/americas/capitol-hill-shooting-gunfire-latest-washington-dc-police-man-a7656271.html
http://www.mirror.co.uk/news/world-news/capitol-hill-shooting-gunshots-reported-10121662