The Carolina Hurricanes' promising season could end tonight at PNC Arena as the unbeaten New York Rangers look for their second consecutive post-season sweep. And the Colorado Avalanche are hoping to hear their fans sing All The Small Things a lot when they host the Dallas Stars in Game 3 of their series, which is tied 1-1. Here are five things to know about the NHL playoffs: OILERS TIE SERIES IN OT Defenceman Quinn Hughes looked like a Cinco de Mayo pinata last night, whacked at every opportuni