Nystrom akagadzira chimiro chekushanda nesimba chakafanana nechababa vake, icho chakamubatsira kuwana kukokwa kutamba neUS National Development Program (USDP). Akatamba mitambo 55 yeUSDP muNorth American Hockey League muna 1999<unk>2000, achihwina zvibodzwa zvinomwe nemapoinzi makumi maviri nematatu. Akakamura 2000-01 mwaka nehurongwa hwenyika pasi pe-18 uye timu yejunior muUnited States Hockey League, zvakare inomiririra United States ku2001 IIHF World U18 Championships. Gare gare akamiririra United States pa2002
uye 2003 World Junior Ice Hockey Championships.