Ray Ferraro & Darren Dreger look at what's making news across the NHL and IIHF.

Pittsburgh's power play was expected to excel with the addition of Erik Karlsson, but the opposite has been true. Brad Marchand continues to play at an elite level even without his longtime pivot. Arizona Coyotes knock off the last 5 Stanley Cup champs in succession. Hughes Bowl on deck in Vancouver. Many good teams are lacking goaltending stability. IIHF moving towards mandatory neck guards across all of their competitions.