The little-known reason Luka Doncic's future with Mavs could be in jeopardy

It's been quite the week within the Dallas Mavericks organization. First, they parted ways with Donnie Nelson, who was the GM for 24 years. Then on Thursday, Rick Carlisle has decided to step away from the Mavs. It's believed that Luka Doncic wasn't happy with some of the decisions Carlisle made throughout the season, but nevertheless, a new coach will now be hired.