First round of playoffs revealed these 16 things

The 2015 Stanley Cup Playoffs enter the second round Thursday, but before the eight teams begin their battle for the final four spots, let's take a look back at a first round that featured two series that went the distance and one that ended in four games.

Here are 16 things we learned in the first round:

1. Kane is just fine -- The Chicago Blackhawks did not rush right wing Patrick Kane back from his fractured collarbone. He had seven points (two goals, five assists) in a six-game series win against the Nashville Predators. Kane returned for Game 1 after missing the final 21 games of the regular season, and his idea of shaking off the rust was getting two assists on power-play goals in the…