GUISBOROUGH school teacher Rob Holladay is set to run the London Marathon in a bid to gain a full senior international vest.

He is stepping up his training in a bid to finish among the top ten British runners in the race, which celebrates it 21st birthday in April.

Rob, who teaches at Laurence Jackson School, trains at Clairville Stadium alongside Great Britain's 5000m international Mike Openshaw and has linked up with top coach Gordon Surtees