Paul Pasiecznik, 74, and his sister Nancy Pasiecznik, 59, prepare to take a walk at Chestnut Ridge Park on June 8, 2017, in Orchard Park, N.Y. The elder Pasiecznik has run into roadblocks in his efforts to try an alternative medical treatment for Nancy’s epilepsy: a whole plant hemp CBD extract manufactured in Colorado. (Mike Roy, Special to The Denver Post)