Whakaotihia te rerenga e whai ake nei: I whakapumautia e Petersen tana hitori kaukau i te 1999 Pan Pacific Swimming Championships i Sydney, i te wa i noho ai ia ki te tuawha i te 100 m breaststroke, he iti noa te waahanga i waho o te papa. I taua tau ano, i whakawhiwhia e Petersen he mētara koura mo Awherika ki te Tonga i roto i te 100 m breaststroke (1:02.63) i te
Ko ngā kēmu katoa o Awherika i Johannesburg.