Traffic crawling for four miles after breakdown on A14 in Northamptonshire
Highways England warns rush-hour drivers to expect severe delays
Traffic is crawling for four miles on the A14 through Northamptonshire during Tuesday's morning rush hour.
One lane eastbound is blocked by a broken down vehicle between Finedon and Islip.
Queues stretch back to junction 10 for Kettering.
Highways England are warning drivers to expect delays up to 20 minutes and it could take until 9.30am for traffic to return to normal.