Gersson Rosas resigned as Mavericks General Manager before his first season with them could get started.
Rosas stepped down on Tuesday.
Rockets center Dwight Howard left Monday's practice early after being poked in eye.
The Houston Rockets have their final cuts and announced their opening night roster. They waived a pair of veterans, center Marcus Camby and guard Reggie Williams.
If only the regular season had already begun.