Highways workers found him on the southbound entry slip of the A404M at Cox Green shortly after 02:30 GMT.

BBC: Marc Williams death: Family appeal for information

Thames Valley Police believe Mr Williams may have been hit in a collision with a vehicle on the southbound entry slip.

BBC: Marc Williams death: Family appeal for information

John Philpotts, prosecuting, said Bather then drove through a no-entry area along a slip road and went down the wrong side of a dual carriageway.

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