Photos:: Ducks vs. Flames, Game 4

Ducks’ Patrick Maroon is held back by Calgary Flames’ Kris Russell during Game 4 of their NHL playoff series Friday.

Ducks’ Andrew Cogliano skates into Calgary Flames’ TJ Brodie during the first period of Game 4 of their NHL playoff series Friday.

Calgary Flames’ Deryk Engelland, left, and the Ducks’ Andrew Cogliano hit the ice during Game 4 of their NHL playoff series Friday.

Ducks goalie Frederik Andersen makes a save on a shot by Calgary Flames’ Mason Raymond while the Ducks’ Hampus Lindholm tries to get the puck during Game 4 of their NHL playoff series Friday.

The puck bounces over the head of goalie Frederik Andersen and into the Ducks net on a shot by the Calgary Flames’ Sean Monahan (23) during Game 4 of their NHL playoff series Friday.

Ducks’ Andrew Cogliano, left, celebrates his goal with teammates Cam Fowler, center, and Nate Thompson during Game 4 of their NHL playoff series Friday.

Ducks’ Ryan Kesler (17) and Calgary Flames’ Deryk Engelland look on as Flames goalie Karri Ramo lets in a goal by Ducks’ Jakob Silfverberg during the first period of Game 4 of their NHL playoff series Friday.

Calgary Flames’ Michael Ferland celebrates his goal against the Anaheim Ducks during the first period of Game 4 of their NHL playoff series Friday.

Calgary Flames’ Michael Ferland, left, celebrates his goal against the Anaheim Ducks with teammate Matt Stajan during the first period of Game 4 of their NHL playoff series Friday.

Ducks’ Andrew Cogliano knocks over linesmen Steve Miller during Game 4 of the Ducks NHL playoff series against the Calgary Flames on Friday.

Calgary Flames’ Deryk Engelland stops Ducks’ Corey Perry from scoring during Game 4 of their NHL playoff series Friday.

Ducks’ Matt Beleskey, center, celebrates his game-winning goal against the Calgary Flames with teammates in the third period of Game 4 of their NHL playoff series Friday.

Ducks’ Simon Despres, from left, Patrick Maroon, Corey Perry and Francois Beauchemin celebrate their 4-2 win against the Calgary Flames in Game 4 of their NHL playoff series Friday. The Ducks lead the series, 3-1.

Ducks’ Matt Beleskey, left, celebrates his game-winning goal against the Calgary Flames with teammate Jakob Silfverberg on Friday.

Ducks’ Matt Beleskey and teammate Corey Perry (10) celebrate Beleskey’s goal in front of Calgary Flames’ Jiri Hudler during Game 4 of their NHL playoff series Friday.