NHL
Simmonds will sign a ceremonial one-day contract with the Flyers and be honored by the franchise during an April 13 game against the New Jersey Devils.
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Matthews is the fastest to 50 since Mario Lemieux since did it for Pittsburgh in 50 games in 1995-96.
The 30-year-old has played in 37 games, with four goals and 11 assists. He has won 53.4% of faceoffs this season.
Jagr called his 11 years with Pittsburgh “probably the best years of my life.”
The two Stadium Series games at MetLife Stadium this weekend increased the NHL’s total of outdoor games to 41.