They are motivators, key strategists, tough bosses, and choreographers. They can be branded as heroes, ousted as scapegoats, quietly valued as friends, and everything in between. It's all in the job description for an NHL head coach. In Behind the Bench, ESPN's Craig Custance sits down for film sessions and candid conversations with some of the game's most notable modern luminaries--names like Mike Babcock, Joel Quenneville, Dan Bylsma, Todd McLellan,...