Mezue ahịrịokwu na-esonụ: N'ọnwa Ọgọstụ McCallum gbara asọmpi na
National Championships ebe o tinyere nke anọ na gburugburu, n'azụ Simone Biles, Morgan Hurd, na Riley McCusker. O mechakwara nke anọ n'egwuregwu floor, nke isii n'egwuregwu uneven bars, na nke ise n'egwuregwu balance beam. N'abalị iri abụọ n'ọnwa Ọgọstụ, akpọrọ McCallum na ndị otu ga-asọ mpi na Pan American Championship n'akụkụ Jade Carey, Trinity Thomas, Kara Eaker, na Shilese Jones. N'ebe ahụ, o meriri ọlaedo na ngwụcha egwuregwu otu, gburugburu, na ogwe osisi na-adịghị edozi ma merie ọla nchara na vault na nguzozi. Ọ bụ ya bụ onye nke anọ n'ime ndị kacha emega ahụ́ n'ebe a na-emega ahụ́. Ihe niile o nwetara nke 57.000 n'oge egwuregwu ikpeazụ nke otu bụ nke abụọ kachasị elu na mba ụwa na 2018, na-esote naanị onye mmeri niile Biles.