https://cdnph.upi.com/ph/st/th/5511784912808/2026/upi/d809ede074aaf5e4974982f44704f3f4/v1.5/Duke-Michigan-Dec-21-college-basketball-matchup-canceled.jpg" /> A Dec. 21 Duke-Michigan men's college basketball matchup was canceled due to a misinterpretation of broadcast rights, a source told UPI on Friday.