<prompt> Pedzisa mutsara unotevera: Muna 2011 Harrison akabudirira zvikuru. Akakunda mumakwikwi ake ekutanga kuUCI Track World Cup muBeijing, achikunda omnium. Kuoneka kwokutanga kwaHarrison paUCI World Track Championships kwakauya muna  <response>: Muna 2011, akahwina menduru yebronze sechikamu cheTeam Pursuit. Akasarudzwa mumutambo wokupedzisira pashure pokunge mutambi wenguva dzose Ed Clancy arwara. Harrison akapedzawo ari wechi11 mumutambo wacho. 