BEIJING—A Belarusian cross-country skier has fled the country with her family because of fears of reprisals by authorities after she was barred from competition over the family’s political views, she and her father said. Darya Dolidovich and her family are now in Poland, where she hopes to continue training, Sergei Dolidovich, a seven-time Olympian cross-country skier who also coaches Darya, told Reuters in an interview by video call with his daughter on Tuesday. Reuters reported last month that 17-year-old Darya was barred from competing for what Sergei and his daughter believe were his participation in street protests against the 2020 re-election of Belarusian President Alexander Lukashenko that opponents said was fraudulent. Lukashenko has denied rigging the vote. “Darya has been stripped of her right to take part in competitions,” he said. “I don’t see the possibility of her continuing her career in Belarus.” “We could be accused of staging a …