LAS VEGAS — The St. Louis Blues lost their first game without defenseman Jay Bouwmeester, 6-5 in overtime to the Vegas Golden Knights at T-Mobile Arena on Thursday.
Jonathan Marchessault scored his second goal of the game on the power play at 2:30 of overtime.
Zach Sanford scored four goals for the Blues (32-15-10), who played for the first time since their game at the Anaheim Ducks on Tuesday was postponed when Bouwmeester had a cardiac episode on the bench.
Jordan Binnington made 46 saves for St. Louis, which has lost three games in a row (0-1-2) and leads the Colorado Avalanche by two points for first place in the Central Division.
Max Pacioretty scored twice for the Golden Knights (29-22-8), who won for the first time in three games. Malcolm Subban made 19 saves.
Pacioretty and Sanford each scored two goals in the first period.
Sanford gave the Blues a 1-0 lead 25 seconds into the game, and Pacioretty tied it 1-1 on the power play at 1:59.
Pacioretty scored again at 6:34 to give Vegas a 2-1 lead, but Sanford tied it 2-2 at 9:41.
Mackenzie MacEachern scored at 15:43 to give St. Louis a 3-2 lead.
Sanford completed his first NHL hat trick when he scored at 5:13 of the second to make it 4-2.
Marchessault cut it to 4-3 with a power-play goal at 18:59.
Nate Schmidt tied it 4-4 at 6:33 of the third period on Vegas’ third power-play goal of the game.
Sanford scored his fourth goal to give the Blues a 5-4 lead at 11:45, but Alex Tuch tied it 5-5 at 15:20.