A major accident has partially closed the A1 from B6471 Huntington to the A6093 Haddington.
The incident occurred on the A1 heading southbound near Haddington and has resulted in significant delays the lane closed in both directions.
Police were called to the scene around 4:45.
According to reports at least 8 fire crews were called the scene near Haddington.
Around a dozen police vehicles plus 6 or more ambulance crews are also on the scene.