The men's ice hockey gold medal match between the United States and Canada saw a mass brawl break out on the ice, with boos erupting in the arena and a BBC commentator apologising to viewers
Austria driver Jakob Mandlbauer was stretchered off after a high-speed crash in heat two of the four-man event. The Austrian bobsleigh team were disqualified from the competition.
The 35-year-old was a three-time world champion speed skater who represented Team GB at three Winter Olympics
Speed skater Niall Treacy was penalised for a collision in the short track 1500m final at the Milan Winter Olympics, dropping from sixth to ninth place after a lengthy review by officials
