Mezue ahịrịokwu na-esonụ: N'oge 2014-15 oge, na obere oge egwu na St. Louis, na November 15, 2014, Leopold gbanwere site na Blues na Columbus Blue Jackets na mgbanwe maka nchịkọta nke ise na
Afọ 2016. Leopold gbara egwuregwu iri na asatọ na Blue Jackets, na-edekọ otu ihe mgbaru ọsọ na enyemaka abụọ, tupu ya esonye na ndị otu nke atọ ya n'afọ ahụ mgbe a na-enye ya Minnesota Wild na mgbanwe maka Justin Falk na nke ise na-ahọrọ na 2015 na March 2, 2015.