Who is Mac McClung? Former high school phenom breaks out as 2023 Slam Dunk champion at NBA All-Star weekend | CBS Sports Headlines Who is Mac McClung? Former high school phenom breaks out as 2023 Slam Dunk champion at NBA All-Star weekend McClung is now a member of the Philadelphia … Continue reading Who is Mac McClung? Former high school phenom breaks out as 2023 Slam Dunk champion at NBA All-Star weekend