Dante Exum re-signs with Dallas  HoopsHypeSources: Exum to return to Mavs on 1-year deal  ESPNMavericks To Re-Sign Dante Exum  Hoops RumorsMavericks just gifted Luka Doncic and Lakers a free agent target they need badly  The Smoking CubanMavericks agree to sign key free agent, hints at possible incoming trade  Sports Illustrated