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John Stevens is a head-scratcher and Phil Housley shows some promise<p>When the Arizona Coyotes officially welcomed back Rick Tocchet as their new head coach on Tuesday, the last behind-the-bench vacancy was filled for the 2017-18 NHL season.<p>An assistant with the repeat Stanley Cup champion Pittsburgh …

Read more at CBS Sports: http://www.cbssports.com/nhl/news/from-reliable-hitchcock-to-risky-tocchet-ranking-the-seven-nhl-coaching-hires/