Pedzisa mutsara unotevera: Foster akatambira chikwata chenyika pakati pa1981 na1988, achikwikwidza paMitambo yeOlympic ya1984 muLos Angeles. Foster akamiririrawo Australia paMakwikwi ePasi rose maviri - 1983 na
1986 (mashoko omuzasi). Foster akanga ari mutevedzeri wemutungamiri wechikwata kubva muna 1983 kusvika pamudyandigere wake wepasi rose kutanga kwa1988.