<prompt> Pedzisa mutsara unotevera:  <response>: 2012 World Championships uye 2012 Mitambo yeOlympic mushure mekunge vatasvi vane ruzivo vakadzokera kuchikwata. Akakunda mukombe wepasi pemakore 23 paBritish National Time Trial Championships. 2013 akaona Harrison achidzokera kuchikwata cheBritish kuWorld Championships, kwaakaumba chikamu chechikwata cheSirivheri chakakunda Team Pursuit. Harrison akasaina chikwata nokuda kwemwaka wa2014. 