Germany’s Laura Nolte held her nerve to win the two-woman bob competition at the Beijing Olympics to become the youngest-ever bobsleigh gold medallist and continue her country’s sliding domination at the Games. The 23-year-old Nolte, 2021 junior world champion together with pusher Deborah Levi, led from the first two runs Friday and expanded that in Saturday’s third run. A smooth fourth and final run delivered victory in a combined 4 minutes 3.96 seconds with compatriot Mariama Jamanka, the 2018 Olympic champion partner by Tokyo Olympic sprinter Alexandra Burghardt, 0.77 seconds back in silver…