Sweden’s Elvira Oeberg followed her maiden biathlon World Cup win on Saturday with her second on Sunday as powerful skiing saw her triumph in the first mass start of the season in Annecy-Le Grand Bornand. And there was joy for the home fans as Emilien Jacquelin won the men’s mass start ahead of compatriot Quentin Fillon Maillet. Oeberg tasted victory for the first time in pursuit 24 hours before her mass start success which came despite two penalty loops from single misses in prone shooting. But she stayed clean in the latter two standing visits to the range to win over 12.5 kilometres in 35 m…