best of the best of the U.S. Army … ‘I want them rigorously trained so that they can be successful on the battlefield,’ says Army Secretary Togo West Jr.… The Rangers are the Army’s super-infantry, ready to go and fight anywhere on 11 hours notice. They conduct raids, infiltrate hostile turf and take part in secret commando units like the one that got caught in the firefight in Somalia. To prepare them—and sift out those who can’t make it—the Army gives aspiring Rangers a hard dose of what they’d