ESTACADA, OREGON-May 8, 2011-- From left to right, Janus Kober, 38, Dave Towers, 31, Kylen Reagan, 26 and Christine Broniak, 29, scout a rapids before going down it during their training as river guides with Pete Giordano, of Blue Sky Whitewater Rafting, on the Upper Clackamas River near Estacada Sunday. Photo by Randy L. Rasmussen/The Oregonian