Ramba uchinyora ndima iyi - Akazvarwa muFort William (zvino yava Thunder Bay), Ontario, Chorney akatamba mwaka mina yakabudirira yehockey yekoreji paYunivhesiti yeNorth Dakota. Akatumidzwa zita reNCAA All-Tournament timu muna 1980, uye maviri ekutanga maAll Star timu muna 1981. Akatanga basa rake achitamba nePittsburgh Penguins uyo akamutora mumutambo wechitanhatu we1979 NHL Entry Draft. Chorney akatengeswa kuLos Angeles Kings nokuda kwechitanhatu chisarudzo (Stuart Marston) mu 1985 NHL Entry Draft
. Mushure mekupedza mwaka nemadzimambo, akasainwa neWashington Capitals asi akakundikana kuwana nzvimbo pane roster.