Rubuta ci gaba don wannan sakin layi - Nielsen ya cancanci shiga tawagar Denmark, tare da abokin aikinsa Jakob Fuglsang, a tseren tseren maza
tseren a gasar Olympics ta bazara ta 2008 a Beijing ta hanyar karɓar ɗayan wurare biyu na ƙasar don tawagarsa daga Union Cycliste Internationale (UCI), dangane da aikinsa na farko a jerin gasar cin kofin duniya da Mountain Biking World Series. Tare da zagaye daya ya tafi, Nielsen ya yi gwagwarmaya don kiyaye yanayinsa a cikin kilomita 4.8, mai ƙarfi, mai cin amanar ƙasa, kuma a maimakon haka ya janye kai tsaye daga tseren ta hanyar ɗaukar matsayi na talatin da ɗaya.