A1 Southbound closed because of accident between A6136 Leeming Lane (Catterick South) to A684 (Leeming Bar).
Road closed from Catterick Airfield to Killerby Hall, after vehicle aquaplaned and overturned. It's expected to be closed until at least 10:30am.
More top news
Turkish defender Alim Ozturk has become Sunderland's first signing of the summer.
Love Island star Sophie Gradon has died at the age of 32, it has been confirmed.
Boro's first home match sees former boss Garry Monk bring his Birmingham City side to the Riverside on Saturday August 11.