National governing bodies operate on four-year quadrennials, and the Olympic years are typically when NGBs record their highest revenue of the cycle. A delay of the Games to 2021 means NGBs may suffer a major hit to top-line revenue in 2020. The risk is especially big for Gymnastics, Swimming and Track & Field, which build their qualifying procedures around massive Olympic trials events that had been scheduled for June, but they’re not the only sports with millions on the line.