Watch the full video segments of "ABC7 Sports Overtime with Dionne Miller" Fridays at 5:30 and 8 p.m., and Saturday mornings at 4:30 a.m. on ABC7's 24/7 stream. ABC7 Chicago is now streaming 24/7.

The Dallas Mavericks have had a chaotic season, going from a NBA Finals contender to a Play-In team with a sub-.500 record.