The New York Islanders stayed with the Tampa Bay Lightning for two periods but ultimately fell 4-1 on Sunday. The Islanders lost both games of their weekend back-to-back situation and are now 28-27-9 on the season. (NYI Hockey Now)

The Pittsburgh Penguins played a conservative, steady first period before bombarding the Detroit Red Wings. The Penguins scored two goals in the first, but then eight markers over the next two periods. Evgeni Malkin netted a hat trick, Rickard Rakell scored his first goal as a Penguin, and the Penguins cruised to an 11-2 win at PPG Paints Arena on Sunday. (Pittsburgh Hockey Now)

Nashville is in a battle to secure a Western Conference playoff berth, but the Predators will be hard-pressed to earn a spot if goalie Juuse Saros plays like he did Sunday. The Philadelphia Flyers scored on three of their first five shots and, with better defense in front of goalie Martin Jones, would have beaten the Predators for the second time in 10 nights. (Philly Hockey Now)