Overview
- The Ottawa Senators defeated the Toronto Maple Leafs 4–3 in overtime in Game 4, avoiding elimination and cutting the series deficit to 1–3.
- Tim Stützle scored his first NHL playoff goal in the first period, contributing to Ottawa's first postseason victory in eight years.
- Jake Sanderson netted the game-winning goal in the 18th minute of overtime, sealing the Senators' crucial win in the 'Battle of Ontario.'
- Despite the win, Toronto remains one victory away from advancing to the next round in the best-of-seven series.
- The Florida Panthers, defending Stanley Cup champions, suffered a 1–5 home loss to the Tampa Bay Lightning in Game 3 but still lead their series 2–1.