The Cup Series returned with the 56th running, and first since November 2004, of The Real Heroes 400 on 17 May (in support of The Real Heroes Project—a collaboration of U.S. sports leagues honoring front line health care workers),[97][98] followed by a rare Wednesday-night race (the first since the 1984 Firecracker 400), the Toyota 500 (km) on 20 May (the first scheduled 300-mile Cup Series race since 1963 at the circuit).[99] The Xfinity Series returned on 19 May with the Toyota 200, while all three series raced their regularly-scheduled Memorial Day weekend events at Charlotte Motor Speedway. In the Cup Series, this included two events — the 61st running of the Coca-Cola 600 on Sunday, and the 500 kilometer Alsco Uniforms 500 on the following Wednesday.[4]