Exclusive: Brian Windhorst On Cooper Flagg's 'ABSOLUTELY INCREDIBLE' Future

ESPN's Brian Windhorst joined DLLS Mavs for an exclusive 1-on-1 interview to discuss the Dallas Mavericks' trip to Macao, China, to take on the Houston Rockets. Windhorst shares why he's so high on second-year star Cooper Flagg and believes he will continue to improve and be a GREAT NBA player.