I te Hakihea 2017, i tohua a Perunovich mo te United States men's national junior ice hockey team preliminary roster i mua i te 2018 World Junior Ice Hockey Championships
He aha? Whai muri i te tapahi whakamutunga, i eke ia ki te whaainga kotahi me nga awhina e rua i te wa o te whakataetae hei awhina i te Team USA ki te wikitoria i te mētara parahi. Ko tana whaainga anake o te whakataetae i puta i te wa o te whakataetae tuatahi o te Ao Junior i waho ki te whakakore i te hapa e rua-whaainga me te patu i te Team Canada 4<unk>3.