Pedzisa mutsara unotevera: Christensen akatanga kuonekwa pamutambo weUnited States Junior National Championships muna 2011, paakapedza ari wechishanu. Pakati pemitambo yake mitanhatu yeJunior National, ndiyo yaizova nguva chete yaasina kutamba mumakwikwi ekupedzisira. Muna 2012 Junior Championships Christensen akadzoka nechikwata chimwechete chechitatu Elizabeth Busche, wechipiri Anna Bauman uye anotungamira Sonja Bauman. Christensen akatungamirira chikwata chake kukunda, achiwana zita rake rokutanga renyika uye mukana wake wokutanga wokumiririra United States paWorld Junior Championships. Pa
2012 World Juniors muOstersund, Sweden, timu yaChristensen yakapedza isina kukunda 0<unk>9. Tsaona yakarova mavhiki mashomanene bedzi pashure pokukwikwidza paWorld Championship apo mutevedzeri womutungamiriri wehondo waChristensen Busche akafa nekenza. Rufu rwaBuche rwakakurumidza, rwomuduku rwakabata Christensen navamwe vose veDuluth vechiduku vanokwenya zvakaoma.