What happened: Philadelphia Flyers defeated their first-round opponent in Game 4, moving within one victory of advancing in the Stanley Cup Playoffs. NHL Network offers postgame coverage of all playoff games via NHL Tonight. Game 5 is next.

Why it matters: Advancing would boost Flyers' momentum in a competitive Eastern Conference. It shifts heavily toward Philly, with implications for playoff seeding. Historically, teams up 3-1 advance over 85% of the time.

What to watch: Watch Game 5 for potential clinch. Monitor lineup changes and goaltender performance.