Sixers' Assistant Coach Leaving to Join Division Rival: Report
After Hiring Sam Cassell, Celtics Linked to Another Top Assistant
Celtics HIRE Assistant Coach Sam Cassell to Joe Mazzulla's Staff
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Celtics to Hire Charles Lee as Lead Assistant - Hoops Wire
Sam Cassell will join Celtics staff under Joe Mazzulla next season
Boston Celtics: Breaking News, Rumors & Highlights
Jeff Van Gundy joining Celtics as senior consultant after ESPN lay-off
Celtics hire Sam Cassell to join Joe Mazzulla's staff as assistant
Boston Celtics hire former Knicks coach, ESPN broadcaster Jeff Van