Марте Ольсбу-Ройселанн и антидопинг (2023)

- How many times are you tested in a season? - Do you have any tips for the young athletes? - How do you remember to register for your whereabouts? - Do you think the anti-doping rules are strong enough? Marte Olsbu Roeiseland answers to these questions to help the youngsters getting ready for their first anti-doping tests in biathlon! #biathlon #antidoping #tips