 The rest will go home disappointed.Every grueling day is a test of the young men and women’s will, but one drill especially separates out the weak from the strong — an endless run up and down one hill known as “the Trig.” The young hopefuls start off in a sprint, but over time their pace slows.The grueling path goes on for so long and is so difficult that the viewer realizes the true feat is not maintaining one’s speed – it is continuing to move at all.