The Dallas Mavericks are off to a very rough start to the season, and their only silver lining isn't living up to expectations.

The relationship between the Dallas Stars and Dallas Mavericks, longtime American Airlines Center co-tenants, has deteriorated over the last 12 months.

The Dallas Mavericks haven't had guard Brandon Williams for the last two games, listing him out due to personal reasons. At the time, there was no explanation for his absence, but there seems to be one now.

The Mavericks brought in erratic former All-Star guard D'Angelo Russell to replace him, inking the 6-foot-4 Ohio State product to a two-year, $13 million deal. More news: Warriors Blockbuster 3-Team Trade Idea Sends Jonathan Kuminga to Bulls

The Detroit Pistons play the Dallas Mavericks in Mexico City. The teams square off Saturday for the first time this season.

Aguirre’s jersey retirement will take place in a halftime ceremony of the Mavericks’ Jan. 29 game against the Charlotte Hornets. Aguirre, the franchise’s third all-time leading scorer who helped Dallas reach the Western Conference finals in 1988, was visibly emotional when Mavericks governor Patrick Dumont gave him the news last week.

Dallas Mavericks forward Anthony Davis left Wednesday's game against the Indiana Pacers with a lower leg injury, and he was eventually ruled out for the game. He landed hard, went to run back down the floor, and came up a little gimpy before going to the scorer's table, sitting on it, and running his left Achilles.

Indeed, the Mavericks and Stars are at odds over the future of the AAC, which also means their respective futures. The Mavericks allege the Stars broke an agreement involving a combined $300 million from the city and the Mavericks to renovate the AAC, contingent on the Stars signing a new lease through 2061.