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Nashville Predators forward Alexander Radulov (47), of Russia, scores against Detroit Red Wings goalie Jimmy Howard (35) in the first period of Game 5 of a first-round NHL hockey playoff series on Friday, April 20, 2012, in Nashville, Tenn. (AP Photo/Mark Humphrey)

Friday's NHL playoff action

Playoff highlights April 20 from the Predators' series-clinching victory over the Red Wings and the Penguins' Game 5 victory over the Flyers.