Rubuta ci gaba don wannan sakin layi - Ya wakilci Norway a gasar cin kofin duniya ta FIS Nordic World Ski Championship 2015
a cikin Falun. An san shi da fasaharsa ta gargajiya, Tønseth ya tabbatar da cewa ya kasance mai ƙwarewa a cikin 'yanci, yana tabbatar da wannan a cikin kilomita 30 inda ya kasance ɗan ƙasar Norway ne kawai tare da harbi a lambar yabo. Ya yi rashin nasara a wasan karshe na karshe ga dan Kanada Alex Harvey, kuma ya zo na hudu. Ya yi tsere a mataki na biyu na relay, ya sami lambar zinare bayan kammalawar Northug.