weren't just golden at the 2014 winter olympic games in sochi. >> it's russian gold! >> reporter: they were dominant. the host country taking more medals than any other. allegations involving dozens of russian athletes including at least 15 medal winners said to be part of an elaborate government run doping program. >> there's been a full assault on the olympic values of fair play. and that they have to be held accountable to give clean athletes the opportunity to win. >> reporter: according to "the new york times," gregory rodchenkof admitted to building a cocktail of banned substances and others replaced tainted urine with clean samples. bobsledders holcomb won two medals in sochi. in both events the russians took home gold. >> why do i continue doing this knowing it's not a level playing fielded? >> >> reporter: with the international olympic committee calling for a full