Bill Peters resigned as coach of the Calgary Flames on Nov. 29 after it was revealed he used racial slurs toward one of his minor league players a decade ago. The resignation was the culmination of a tense week for the NHL, though things haven't exactly eased up. Peters isn't the only name implicated in a wide-reaching scandal that questions the prevalence of abuse from hockey coaches -- both psychological and physical.
Here is a primer on one of the biggest topics in hockey right now.