AS DOC RIVERS sat on the sidelines at Ball Arena in Denver on Jan. 29, watching the Milwaukee Bucks up close for the first time as their new coach, he had an idea for a playcall.
In the two days since he was formally introduced as Milwaukee’s coach, Rivers estimated he had watched film on the Bucks’ offense at least 50 times. He says he’d noticed a play the Bucks had run earlier in the season, which…