NHL roundup: Sam Reinhart's OT goal lifts Florida Panthers over Washington Capitals
Reinhart, who also had an assist in the game, took a cross-ice pass from Aleksander Barkov as he entered the zone and drove to the net before lifting the puck into the top right corner.
Oliver Ekman-Larsson, Evan Rodrigues and Barkov each had a goal and an assist, and Sergei Bobrovsky made 25 saves for the Panthers.
Anthony Mantha scored twice, Connor McMichael had a goal and an assist and Aliaksei Protas had two assists for the Capitals. Darcy Kuemper made 21 saves.
Kings 4, Golden Knights 1
Anze Kopitar scored his 400th career goal and also had an assist and Cam Talbot made 37 saves as Los Angeles knocked off Vegas in Las Vegas to stay unbeaten on the road.
Adrian Kempe also had a goal and an assist, and Trevor Moore and Pierre-Luc Dubois added goals for Los Angeles, which became the eighth team in NHL history to win its first seven road games to begin a season.Jordan Spence added two assists for the Kings, who completed a 4-0-0 road trip.
Kopitar scored an empty-netter to seal it with 11.8 seconds left and become the fourth player in Kings history with 400 goals, joining Luc Robitaille (557), Marcel Dionne (550) and Dave Taylor (431). William Karlsson scored a goal and Adin Hill made 29 saves for Vegas.
Senators 6, Maple Leafs 3
Dominik Kubalik and Claude Giroux each scored two goals and visiting Ottawa closed the game with three straight goals to defeat Toronto, handing the Maple Leafs their fifth loss in six games.
Tim Stutzle added a goal and three assists and Jakob Chychrun had a goal and an assist for Ottawa. Mathieu Joseph tallied three assists and Giroux added an assist for a three-point game. Joonas Korpisalo stopped 27 shots for the Senators, who won for the second time in seven games.
William Nylander had a goal and an assist for the Maple Leafs, stretching his season-opening point streak to 13 games. Tyler Bertuzzi and Nicholas Robertson also scored goals, while John Tavares added two assists and Joseph Woll made 21 saves for Toronto.