Matthew Highmore tied the score with 5:47 left in the third period, and Jonathan Toews got his second of the game 4 1/2 minutes later to give the Chicago Blackhawks a 4-3 win over the Edmonton Oilers in Game 3 of their qualifying round series Wednesday night.

On the winner, Oilers defenseman Ethan Bear errantly tipped a Chicago point shot off Toews and past goalie Mikko Koskinen. It was Toews' fourth goal of the series.

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Chicago Blackhawks' Jonathan Toews (19), Connor Murphy (5) and Dominik Kubalik (8) celebrate a goal against the Edmonton Oilers during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Matthew Highmore tied the score with 5:47 left in the third period, and Jonathan Toews got his second of the game 4 1/2 minutes later to give the Chicago Blackhawks a 4-3 win over the Edmonton Oilers in Game 3 of their qualifying round series Wednesday night.

Chicago Blackhawks' Brandon Saad (20), Duncan Keith (2), Connor Murphy (5), Jonathan Toews (19) and goaltender Corey Crawford (50) celebrate the team's win over the Edmonton Oilers in an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Leon Draisaitl scored twice for Edmonton, and Connor McDavid got his fifth of the series to give the Oilers a 3-2 lead with 8 seconds left in the second period. Koskinen had 21 saves as Edmonton was pushed to the brink of elimination in the best-of-five series.

Edmonton Oilers' Leon Draisaitl (29) shoots on Chicago Blackhawks goaltender Corey Crawford (50) as Blackhawks' Dominik Kubalik (8) defends during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Maatta got the Blackhawks on the board first at 9:14 of the opening period with a slap shot from the blue line through traffic past a screened Koskinen.

Edmonton Oilers' Connor McDavid celebrates a goal against the Chicago Blackhawks during the second period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

The Oilers tied it at 4:07 of the second. Catching the Blackhawks running around in their own end, Oilers defenseman Matt Benning stepped into a blue-line slap shot that bounced off Crawford’s pad to Draisaitl, who knocked in the the rebound.

Chicago Blackhawks' Kirby Dach (77) flies past Edmonton Oilers' Caleb Jones (82) and goaltender Mikko Koskinen (19) during the second period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

NOTES: In Larsson's absence, Darnell Nurse and Bear, normally the second paring skated as the top duo. Larsson's parter, Oscar Klefbom paired Kris Russell, and Caleb Jones entered the lineup alongside Benning. ... The Oilers also lost Ennis late int he second after he was checked into the boards by Dach. Ennis was writhing on the ice before being helped off. ... The Blackhawks wore their red jerseys as the “home team” and, in another weird twist in the Year of COVID, they dressed under the big orange Oilers logo set into the ceiling in the usual home dressing room.

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Jonathan Toews (19) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Jonathan Toews (19) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Ryan Carpenter (22) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Ryan Carpenter (22) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Olli Maatta also scored for the Blackhawks, and Corey Crawford finished with 25 saves.

Chicago Blackhawks' Jonathan Toews (19), Connor Murphy (5) and Dominik Kubalik (8) celebrate a goal against the Edmonton Oilers during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Chicago Blackhawks' Jonathan Toews (19), Connor Murphy (5) and Dominik Kubalik (8) celebrate a goal against the Edmonton Oilers during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Leon Draisaitl scored twice for Edmonton, and Connor McDavid got his fifth of the series to give the Oilers a 3-2 lead with 8 seconds left in the second period. Koskinen had 21 saves as Edmonton was pushed to the brink of elimination in the best-of-five series.

The Oilers had to play without Adam Larsson, their first-pairing shutdown defenceman. Larsson was declared unfit to play prior to puck drop. Teams are not permitted to divulge details on injuries or whether individual players have tested positive for COVID-19.

The score was tied three times and neither team led by more than one goal.

Chicago Blackhawks' Brandon Saad (20), Duncan Keith (2), Connor Murphy (5), Jonathan Toews (19) and goaltender Corey Crawford (50) celebrate the team's win over the Edmonton Oilers in an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Chicago Blackhawks' Brandon Saad (20), Duncan Keith (2), Connor Murphy (5), Jonathan Toews (19) and goaltender Corey Crawford (50) celebrate the team's win over the Edmonton Oilers in an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Maatta got the Blackhawks on the board first at 9:14 of the opening period with a slap shot from the blue line through traffic past a screened Koskinen.

Draisaitl responded 28 seconds later., converting one-timer off a pass from Tyler Ennis through the crease.

Edmonton got into penalty trouble late in the first and Chicago made the Oilers pay. On a 5-on-3 advantage, Kirby Dach centred the puck into a scrum of bodies in the crease. The puck bounced off Toews’ skate and in with 5 seconds left in the period.

Edmonton Oilers' Leon Draisaitl (29) shoots on Chicago Blackhawks goaltender Corey Crawford (50) as Blackhawks' Dominik Kubalik (8) defends during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers' Leon Draisaitl (29) shoots on Chicago Blackhawks goaltender Corey Crawford (50) as Blackhawks' Dominik Kubalik (8) defends during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

The Oilers tied it at 4:07 of the second. Catching the Blackhawks running around in their own end, Oilers defenseman Matt Benning stepped into a blue-line slap shot that bounced off Crawford’s pad to Draisaitl, who knocked in the the rebound.

McDavid gave Edmonton a 3-2 lead on the power play late int he period. Draisaitl shot the puck from the right half boards. Crawford stopped it with his pad, but McDavid scooped up the rebound.

Highore tied it as he tipped Slater Koekkoek's slap shot over Koskinen's shoulder.

Edmonton Oilers' Connor McDavid celebrates a goal against the Chicago Blackhawks during the second period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers' Connor McDavid celebrates a goal against the Chicago Blackhawks during the second period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

NOTES: In Larsson's absence, Darnell Nurse and Bear, normally the second paring skated as the top duo. Larsson's parter, Oscar Klefbom paired Kris Russell, and Caleb Jones entered the lineup alongside Benning. ... The Oilers also lost Ennis late int he second after he was checked into the boards by Dach. Ennis was writhing on the ice before being helped off. ... The Blackhawks wore their red jerseys as the “home team” and, in another weird twist in the Year of COVID, they dressed under the big orange Oilers logo set into the ceiling in the usual home dressing room.

Chicago Blackhawks' Kirby Dach (77) flies past Edmonton Oilers' Caleb Jones (82) and goaltender Mikko Koskinen (19) during the second period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Chicago Blackhawks' Kirby Dach (77) flies past Edmonton Oilers' Caleb Jones (82) and goaltender Mikko Koskinen (19) during the second period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Jonathan Toews (19) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Jonathan Toews (19) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Ryan Carpenter (22) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)

Edmonton Oilers goaltender Mikko Koskinen (19) makes a save against Chicago Blackhawks' Ryan Carpenter (22) during the third period of an NHL hockey playoff game Wednesday, Aug. 5, 2020, in Edmonton, Alberta. (Codie McLachlanThe Canadian Press via AP)