After Spero Dedes declined the Lakers' offer to step in as their new play-by-play man, Bill Macdonald was hired to replace Joel Meyers with just a one-year contract today.

Industry sources say that Dedes, New Jersey born and a graduate of Fordham University, has already accepted a job as the TV play-by-play man for the New York Knicks, a contract that will allow him to continue working for CBS on the NFL and college basketball. Macdonald signed his new contract today.
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I wonder if Mike will head to ESPN fulltime because of Mark Jackson's departure. This will definitely be an adjustment if we don't hear Mike's voice on MSG anymore. In that link there's a clip of Kobe's 81 point game where he commentated.