Derrick Rose opts out of world tour

Nearly two dozen of the NBA's top stars will embark on a six-game, two-week, four-continent tour that begins Sunday in San Juan, Puerto Rico, according to sources with knowledge of the situation.

The tour, dubbed the World All-Star Classic, was first reported last week by ESPN.com and has been in the works for the past three months, but terms and logistics are now finalized and an official announcement will be made by the tour's organizers on Wednesday.

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