Three-time Beijing Olympics champion Therese Johaug claimed a final overwhelming victory as she bid an emotional farewell to cross-country skiing at the famed Holmenkollen ski centre in her native Norway on Saturday. Johaug, 33, ruled the 30 kilometres cross country race for her 81st career win, on the day 11 years after winning her first individual world title over the same distance at the iconic Oslo venue. Victory came the day after the four-time Olympic, 14-time world and three-time World Cup champion Johaug announced she would end her career. “It is such an emotional moment for me. 2011 I…