Video: Watch Zion Williamson's Huge Block to Open Duke's Round 1 Game vs. NDSU

Duke Blue Devils star Zion Williamson wasted no time in starting his March Madness highlight reel.

After recording a basket on the opening possession of Friday's first-round contest against 16th-seeded North Dakota State, Williamson made his presence felt on the defensive end of the court as well by coming up with an emphatic block on Bison guard Sam Griesel.

Welcome to the Big Dance, Zion.