Fiala has four points (three goals, one assist) in nine Stanley Cup Playoff games after getting 48 points (23 goals, 25 assists) in 80 regular-season games.
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Forward Scott Hartnell said he will play for the Predators, who trail the best-of-7 series 2-1. The 36-year-old has played one game in the playoffs, Game 5 against the Colorado Avalanche, when forward Ryan Hartman was suspended. Hartnell had 24 points (13 goals, 11 assists) in 62 games during the regular season.
"I'm going to play my game, get up in the play and get physical," he said. "I'm not looking to start anything, but I'm most effective when I'm playing a physical brand of hockey, especially in front of the net."
Defenseman Yannick Weber is expected to enter the Nashville lineup in place of Alexei Emelin. Weber, who had an upper-body injury, last played March 24 at the Minnesota Wild.
Forward Joel Armia will return to the Winnipeg lineup, likely replacing Jack Roslovic. Armia has not played since Game 5 of the first round against the Wild because of an undisclosed injury.
"It's been tough to watch the games," he said. "You get so nervous watching the games because you can't do anything. I like what the team has been doing, playing great hockey, so it's good."
Forward Mathieu Perreault is available for Winnipeg after being cleared to play, but it's not certain he will in Game 4. He has been out since Game 1 of the first round with an upper-body injury but did some extra skating Thursday.
