Sara Cox: Every Step of the Way for Children in Need

The Radio 2 DJ takes on a gruelling five-day charity trek

Cameras follow Radio 2 DJ Sara Cox as she takes on her Great Northern Marathon Challenge, a five-day trek in which she jogs, runs and walks 135 miles through the wild beauty of Northumberland National Park, climbs up into the Pennines and journeys across Yorkshire while carrying a Pudsey Bear backpack. He aim is to reach Pudsey in Leeds, the town that gave the Children in Need mascot his name