Nyorai kupfuurira kweiyi ndima - Tennell akakunda makwikwi ake okutanga paakanga ava namakore gumi okukura. Muna 2010, pazera remakore gumi nemaviri, akauya panzvimbo yekutanga kuUpper Great Lakes Regionalals, iyo yakamukodzera kukwikwidza semudiki pa2010 U.S. Junior Nationals, kwaakauya munzvimbo yechigumi. Zvinangwa zvake zvomwaka unotevera zvaiva zvokugadzirisa axel yake mbiri ndokudzokera kuJunior Nationals. Muna 2011, akauya wechitatu muchikamu chepakati paUpper Great Lakes Regionalals, uye 15th nzvimbo kuU.S. Junior Championships, zvakare sepakati. Muna 2012, semunhu mutsva, akauya panzvimbo yechitatu muMidwestern Sectionals uye 2012 Upper Great Lakes Regionalals. Akakwikwidza, zvakare semunhu mutsva, pa2012 U.S. Championships
muSan Jose, California, uko akauya ari munzvimbo yegumi yose zvayo, pashure pokuwana 32.60 mapoinzi uye achiuya ari munzvimbo yegumi muchirongwa chake chipfupi uye 68.78 mapoinzi mukutamba kwake akasununguka. Gare gare akaudza mumwe mutori wenhau kuti akapotsa arasika achienda kuchiitiko ichi, uye akatanga chirongwa chake chipfupi parutivi rwakashata rweiyo rink nekuti yaive nguva yekutanga yaakamhanyisa munhandare hombe uye pakanga pasina mitsara kana denderedzwa rehockey pachando senge pane rinks yaaiziva.