Buuxi weedhan soo socota: Christensen waxay markii ugu horeysay ka soo muuqatay heerka qaranka tartankii qaranka ee da'yarta Mareykanka ee 2011, halkaas oo ay ku dhamaysay kaalinta shanaad. Lixdii kulan ee ay u ciyaartay tartanka qaranka ee da'yarta, taasi waxay noqon doontaa markii kaliya ee aysan ka ciyaarin finalka horyaalka. Horyaalkii Junior ee 2012 Christensen wuxuu ku soo laabtay isla kooxda Elizabeth Busche saddexaad, Anna Bauman labaad iyo hoggaanka Sonja Bauman. Christensen waxay kooxdeeda ku guuleysatay guushii ugu horeysay, waxayna ku guuleysatay horyaalkeedii ugu horeeyay ee qaran iyo fursadeedii ugu horeysay ee ay ku mataleyso Mareykanka ee Horyaalka Adduunka ee Junior. Marka la eego
2012 World Juniors ee Ostersund, Sweden, kooxda Christensen waxay ku dhameysatay guul la'aan 0<unk>9 rikoor. Nasiib xumo ayaa dhacday todobaadyo kadib markii uu tartamayay tartanka adduunka markii kabtanka Christensen Busche uu u dhintay kansar. Geerida degdegga ah ee Buche waxay si adag u dhaawacday Christensen iyo ciyaartoyda kale ee Duluth.