Feb 7, 2013; St. Louis, MO, USA; St. Louis Blues left wing David Perron (57) gets checked by Detroit Red Wings defenseman Niklas Kronwall (55) and center Henrik Zetterberg (40) as goalie Petr Mrazek ... more 

Feb 7, 2013; St. Louis, MO, USA; St. Louis Blues left wing David Perron (57) gets checked by Detroit Red Wings defenseman Niklas Kronwall (55) and center Henrik Zetterberg (40) as goalie Petr Mrazek (34) makes a save during the second period at the Scottrade Center. (Scott Rovak-USA TODAY Sports) less