A busy sliproad has been closed as police deal with an ongoing incident.
The alarm was raised about a disturbance on the A1 near Tranent, East Lothian, at around 1.35pm on Monday.
Traffic Scotland announced the southern sliproad to Dolphingstone is currently closed and advised motorists to use a different route.
A Police Scotland spokesman said: “Police in East Lothian were called to reports of a disturbance at the A1 near Tranent at 1.35pm on Monday.
“Enquiries are ongoing to establish the full nature of the incident and a number of officers, including those from operation support division, are in attendance.”