Apr 08, 2021; Pittsburgh, PA, USA; Apr 8, 2021; Pittsburgh, PA, Minn. Duluth Bulldogs forward Noah Cates (21) waits to take the opening face-off against the Massachusetts Minutemen in the semifinals of the 2021 Frozen Four NCAA hockey tournament at PPG Paints Arena. Mandatory Credit: Charles LeClaire-Imagn Images; Mandatory Credit: Charles LeClaire-Imagn Images