Hockey Sense Roundup: Sullivan to coach USA at Olympics; Stray Draft thoughts; World Junior Summer Showcase notes

Plus: Remembering Mack Motzko

This has been one of the busiest weeks when it comes to NHL news that I can remember. From the NHL Draft, to the trades, to going right into free agency, it doesn’t get much more fun or dizzying. All while that was going on, USA Hockey announced the head coaches for their Olympic and Paralympic hockey teams.

Joel Johnson, who was interim head coach of t…