"That GM, without divulging publicly that he had considered it, may go in a different direction, " DuBose said.

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Bushwhacked is a follow-up to Shrub, the book Ivins and co-author Lou Dubose wrote in 2000 about the presidential candidate Bush.

NPR: 'Bushwhacked,' Ivins' Latest Take on the President

While most of the reaction to Collins' announcement has been positive, DuBose said it's possible his sexual orientation could affect his future, especially if an NBA general manager feels his team is too immature to handle the addition of the league's first openly gay player.

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