Cooper Flagg dunked through traffic and made sure he gave the crowd something to cheer . He hung on the rim, let the moment breathe, and soaked in an electric crowd. The Dallas Mavericks rookie rose above the fray Friday at American Airlines Center, slammed home a two-handed finish, and reminded everyone why he was the No. 1 pick. Expand Tweet

The Washington Wizards walked out of Dallas with a 117-107 victory, but the lasting image for Mavericks fans came when Flagg followed his monster dunk with the kind of stare-down that says, “I got that.” The 18-year-old’s athleticism is obvious; the dunk was a highlight for highlight reels. But his footwork to create separation and create a lane for the dunk is what won coaches over. Article Continues Below

Dallas had its chances in th

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