One person was taken to hospital and two others were treated at the scene following a crash between a bus and four cars early this afternoon.
Rickmansworth Road, in Watford, was blocked at 1.50pm, and traffic was diverted to Hagden Lane.
The East of England Ambulance Service attended to three people with injuries and one person was taken to Watford General Hospital.
Did you see what happened? Email pictures to rachel.russell@london.newsquest.co.uk
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