Can Matthew Tkachuk be first American in Triple Gold Club? Five stories to watch at worlds

There are serious headwinds pushing against the IIHF World Hockey Championship ever getting its proper due here in North America.The tournament — which begins this week in Fribourg and Zurich, Switzerland — is always played opposite the Stanley Cup playoffs. It features start times for games scattered throughout the day because of the time difference with Europe. And, frankly, it’s held at a time of year when even the most hard-core hockey fan is being drawn outside by improving spring weather.Still, it’s a unique and exciting event I’d argue belongs on any hockey bucket list.This year’s tournament begins with several compelling storylines.