Former biathlon world champion Erik Lesser of Germany has let Ukrainian athlete Anastasiya Merkushyna use his Instagram account for 24 hours to raise awareness among his Russian followers about what is happening in her country after Russia’s invasion. Lesser told German broadcasters ZDF at the World Cup events in Kontiolahti, Finland, that he wants to counter disinformation. “I have 30,000 followers from Russia on Instagram and I believe the Russian population is not quite aware of what is really happening in Ukraine,” he said. “I thought that if I post something no one would believe it. But i…