St. Louis Blues surround teammate Barret Jackman, center, after his game-winning goal against the Chicago Blackhawks during overtime in Game 2 of a first-round NHL hockey playoff series, Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
St. Louis Blues' Vladimir Tarasenko (91), of Russia, celebrates with teammate Alexander Steen (20) after his game-tying goal against the Chicago Blackhawks during the third period in Game 2 of a first-round NHL hockey playoff series, Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
St. Louis Blues' David Backes (42) is helped off the ice by a Blues trainer against the Chicago Blackhawks during the third period in Game 2 of a first-round NHL hockey playoff series, Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
St. Louis Blues' Jay Bouwmeester, left, and Chicago Blackhawks' Jonathan Toews, right, battle for the puck during the first period in Game 2 of a first-round NHL hockey playoff series on Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
Chicago Blackhawks' Marian Hossa (81), of Sweden, and St. Louis Blues' Jay Bouwmeester (19) reach for a loose puck during the first period in Game 2 of a first-round NHL hockey playoff series on Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
St. Louis Blues' Alexander Steen warms up prior to Game 2 of a first-round NHL hockey Stanley Cup playoff series against the Chicago Blackhawks, Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
St. Louis Blues' Alex Pietrangelo (27) and Chicago Blackhawks' Jonathan Toews (19) battle for the puck during the first period in Game 2 of a first-round NHL hockey playoff series, Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
St. Louis Blues' T.J. Oshie (74) and Chicago Blackhawks' Patrick Sharp (10) reach for the puck during the second period in Game 2 of a first-round NHL hockey playoff series on Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)
Chicago Blackhawks' goalie Corey Crawford, right, makes a glove-save against St. Louis Blues' David Backes (42) during the second period in Game 2 of a first-round NHL hockey playoff series on Saturday, April 19, 2014, in St. Louis. (AP Photo/Bill Boyce)