Twice in the past three years, the state was ordered to reinstate an employee fired after an internal investigation found that the worker had abused one of Colorado’s most vulnerable citizens. In one case, the victim was an adult with severe disabilities allegedly covered with a blanket and kicked at Pueblo Regional Center, and in the other, it was a teenager whose head was slammed to the floor in a youth detention center. Both employees appealed to the State Personnel Board and won their jobs back, an outcome the Colorado Department of Human Services hopes to avoid in the future with new legislation on the way to Gov.