Broken down truck blocking two lanes on M1 between Milton Keynes and Luton
Highways England reporting one-hour delays heading southbound
Traffic is crawling for 6½ miles between Milton Keynes and Luton on the M1 southbound on Wednesday morning.
Highways England have reported a broken down tiuck blocking two lanes just past Junction 11.
But they say tailbacks are stretching way past Junction 11A towards Toddington and delays of up to an hour are being reported for traffic trying to get through.