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Center for the Blind

South Dakota Rehabilitation Center for the Blind student, Trenton Rowland, 28, of Sheridan, Wyo., who has retinitis pigmentosa--a degenerative eye disease that causes severe vision impairment and often blindness--works on downloading a new clock application with larger characters with the help of communications instructor, Laurie Megard during a communications class on Wednesday, April 9, 2014, at the Rehabilition Center in Sioux Falls. One of the goals of the rehabilitation center is to give visually impaired people the skills to work, Dawn Backer, rehabilitation manager, said. (Joe Ahlquist / Argus Leader)