Dramatic pictures show traffic at a standstill on the M40 whilst police deal with an incident near Oxfordshire.
Thames Valley Police are dealing with a serious crash on the motorway between Junction 2 and 4.
Vehicles have been brought to a standstill while emergency services deal with the incident. Lanes 4 (of 4) are closed on the southbound carriageway too.
READ MORE: M40 closed after 'serious crash' near Oxfordshire
Thames Valley Police said: "The M40 from junction 2 to 4 northbound is currently closed due to a serious road traffic collision.
"It is likely to remain closed for several hours. Please avoid the area and take alternative routes. Updates to follow later."
The following blog will provide updates about the crash and congestion in the area.
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