Pedzisa mutsara unotevera: Tennell akakunda makwikwi ake okutanga paaiva nemakore gumi. 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,wo somunhu mutsva, pa
2012 U.S. Championships muSan Jose, California, uko akauya panzvimbo yegumi yose, mushure mekuwana 32.60 mapoinzi uye achiuya panzvimbo yegumi muchirongwa chake chipfupi uye 68.78 mapoinzi mune yake yemahara skate. 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.