Calgary Flames' Mark Giordano, top, trips Phoenix Coyotes' Radim Vrbata (17) for a penalty during the second period of NHL hockey game, Saturday, March 15, 2014, in Glendale, Ariz. (AP Photo/Matt York)
Phoenix Coyotes' Michael Stone (26) stops a pass as Calgary Flames' Ben Hanowski (58) and Lance Bouma (17) look on during the first period of an NHL hockey game on Saturday, March 15, 2014, in Glendale, Ariz. Coyotes' Chris Summers watches the action. (AP Photo/Matt York)
Calgary Flames' Curtis Glencross, left, and Phoenix Coyotes' Jeff Halpern chase down the puck during the first period of an NHL hockey game on Saturday, March 15, 2014, in Glendale, Ariz. (AP Photo/Matt York)
Calgary Flames' T.J. Galiardi, left, battles Phoenix Coyotes' Radim Vrbata for the puck during the first period of an NHL hockey game, Saturday, March 15, 2014, in Glendale, Ariz. (AP Photo/Matt York)
Calgary Flames' Mikael Backlund (11) battles Phoenix Coyotes' Shane Doan for the puck during the first period of an NHL hockey game on Saturday, March 15, 2014, in Glendale, Ariz. (AP Photo/Matt York)
Phoenix Coyotes left wing Lauri Korpikoski (28) knocks down Boston Bruins defenseman Kevan Miller during the first period of an NHL hockey game in Boston Thursday, March 13, 2014. (AP Photo/Winslow Townson)
Boston Bruins defenseman Zdeno Chara is congratulated by teammates at the bench after scoring against the Phoenix Coyotes during the first period of an NHL hockey game in Boston Thursday, March 13, 2014. (AP Photo/Winslow Townson)