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How well the Bulls defend likely will define their season.
After trading guard Alex Caruso, who was their best defender, to the Thunder for guard Josh Giddey, who is regarded as a poor defender, getting stops will be a big challenge.
The Bulls finished 22nd in defensive efficiency last season, and their shot profile was concerning. They allowed the highest percentage of three-pointers and ranked 20th in shots allowed at the rim, according to Cleaning the Glass.