it hasn t stopped them from winning medals great britain has won gold in skeleton at each of the last two olympics and hopes are high that they can add another to the collection in pyongyang much of that depends on the performance of reigning olympic skeleton champion lizzy yarnold she says team spirit builds up at the training center at both university is key to their success. persist balancing teams here and it s please come and train with each other and encourage each other it just it is a sign from. dani hold crofts is one of the people behind british skeletons results as head of performance he s helped write the country s surprise success story. we have a kind of saying inside the program of achieving possible i think if you set a vision and said it well and transparency and having great people i m bored you. see the same dream the same opportunity but you can cheat a lot winning olympic medals despite the lack of a nice track has been an extraordinary achievement and next month t