<prompt> Pedzisa mutsara unotevera: Dean Bergeron akapfuurira mumunda wemitambo nemakwikwi ewiricheya, anozivikanwawo se track and field athletics. Akatora chikamu mumakwikwi epasi rose akati wandei nemimwe makwikwi epasi rese achipa chiitiko ichi. Akakwikwidza pa  <response>: Atlanta 1996, Sydney 2000, Athens 2004 uye Beijing 2008 Mitambo, uye yakanyora huwandu hwe11 Paralympic menduru. 