From Sheffield to the Somme. Lines and zig-zags on the moors near Sheffield uncovers a sad story from the First World War. A network of trenches had been dug by thousands of local young men - who went on to play an integral role at the Battle of the Somme. Dave MacLeod ,
Mark Horton and Eleanor Goldsworthy tell their tragic tale. Producer Sandy Raffan ; Series producer Steve Evanson