5'9" 40-year-old Dengxing Chen defeats former 3x NBA slam dunk champion Mac McClung in the first round of the Dunkman Championship by 0.02 points. Subscribe: youtube.com/user/BleacherReport?sub_confirmation=1 Follow us! instagram.com/bleacherreport twitter.com/BleacherReport tiktok.com/@bleacherreport facebook.com/bleacherreport Download the B/R App: br.app.link/oFaC6OBCxEb #dunkman #dunks #macmcclung