For 20 years, Les Alexander has been one of the best owners in the NBA. He's helped bring 2 championships to the city of Houston, helped field some entertaining and contending teams, and has been active in the community. While we can rave about all the good that he's done during his time as owner of the Houston Rockets, it's time to focus on the bad. Here are the 5 worst free agent acquisitions in the past 20 years...
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