Everybody gets their depth tested over the course of the year. Usually, if you’ve handled it right, you find out some really good things.’

The Florida Panthers know it is going to be hard to replace Matthew Tkachuk. Players like him are, in more ways than one, irreplaceable. “There’s no one else in the world like Matthew,’’ captain Sasha Barkov said.

Florida Panthers star forward Matthew Tkachuk was a difference maker for Team USA during the 4 Nations Face-Off, but he couldn’t help much dealing with an injur