This is the nailbiting moment mountain rescuers guide a frozen hiker as they inch down the virtually sheer side of a 9,000-foot canyon. https://filedn.eu/lhVNGNsizwl5t7THnzzJ2c8/New%20public/Newsflash-ColoradoSprings-01.mp4 The hiker, not named by local media in the US state of Colorado, had become so cold they were unable to get down after reaching the…