Paul Jones: Time for Norm Powell to step up, JV to "specialize" 

The Raptors broadcaster provides his thoughts on how newly acquired Serge Ibaka can make the team better, whether Masai Ujiri will make another move, how Kyle Lowry & DeMar DeRozan are affected by the roster change, if the demands for Norman Powell has changed, and if Jonas Valanciunas' role has diminished.

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