Nathan Lieuwen

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Philadelphia Flyers' Brayden Schenn, right, looks back to see his shot go in the net past Buffalo Sabres goalie Nathan Lieuwen, left, during the second period of an NHL hockey game, Sunday, April 6, 2014, in Philadelphia. (AP Photo/Tom Mihalek)

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St. Louis Blues' David Backes, right, is hit by a puck as Buffalo Sabres goalie Nathan Lieuwen defends during the second period of an NHL hockey game on Thursday, April 3, 2014, in St. Louis. (AP Photo/Jeff Roberson)

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A puck shot by St. Louis Blues' Maxim Lapierre slips past Buffalo Sabres goalie Nathan Lieuwen (50) for a goal during the second period of an NHL hockey game on Thursday, April 3, 2014, in St. Louis. (AP Photo/Jeff Roberson)

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Buffalo Sabres goaltender Nathan Lieuwen, of the Czech Republic, makes a save against the New Jersey Devils during the second period of an NHL hockey game in Buffalo, N.Y., Tuesday, April 1 2014. (AP Photo/Gary Wiepert)

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Buffalo Sabres left winger Johan Larsson (22) battles with New Jersey Devils right winger Steve Bernier (18) as Sabres goaltender Nathan Lieuwen (50) makes a save during the second period of an NHL hockey game in Buffalo, N.Y., Tuesday, April 1, 2014. (AP Photo/Gary Wiepert)

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Buffalo Sabres' goalie Nathan Lieuwen, left, makes a glove save as Mike Weber, centre, defends while Vancouver Canucks' Henrik Sedin, of Sweden, looks for the rebound during first period NHL hockey action in Vancouver, British Columbia, on Sunday March 23, 2014. (AP Photo/The Canadian Press, Darryl Dyck)

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Buffalo Sabres goalie Nathan Lieuwen, right, grabs the puck on a shot by Calgary Flames' Joe Colborne, centre, as Sabre's Jamie McBain checks during first period NHL hockey action in Calgary, Alberta, on Tuesday March 18, 2014. (AP Photo/The Canadian Press, Jeff McIntosh)

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Buffalo Sabres goalie Nathan Lieuwen, centre, scrambles on the ice as Calgary Flames' Joe Colborne scores during second period NHL hockey action in Calgary, , Alberta, on Tuesday March 18, 2014. (AP Photo/The Canadian Press, Jeff McIntosh)