Amateur footage appears to show a number of police cars chasing a vehicle along a road near the US Capitol building.
ITV News cannot independently verify this video.
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This week daytime temperatures reached 19C. Next week we are expecting 13C by day and close to freezing at night.
Mainly dry and bright but a cold easterly wind developing
Police have released CCTV images in the search for missing Katie Grout, from Berwick.