Norway’s Johannes Thingnes Bö got his second gold and third medal in as many biathlon races at the Beijing Olympics on Saturday and was joined on the podium by his brother Tarjei in third. Bö dominated the 10-kilometre sprint in 24 minutes 0.4 seconds to get gold after that in the mixed relay and bronze over 20km. He also has a 20km gold and two silvers from 2018. The 20km winner Quentin Fillon Maillet of France also has three medals as he got a second silver following that from the mixed relay 25.5 seconds back. Tarjei Bö added bronze another 13.4 seconds back to mixed relay gold for his firs…