 Rigg akakurira kuEssex, Iowa uye akapinda Iowa State University uko akasangana nevadzidzi veBritain, John Rigg, uyo akahwina menduru yegoridhe mumakwikwi evarume e4 × 400 metres pa 1985 European Junior Championships. Pashure pokupedza kudzidza, vaviri vacho vakaroorana ndokuenda kunogara kuLiverpool, England, vasati vagara muWarrington, uko Rigg aiva nhengo yeWarrington AC. Vane vana vaviri. 