Jakob Silfverberg and Marc Methot scored 1:53 apart during a three-goal third period Thursday that rallied Ottawa to a 4-2 playoff victory over Montreal.
Report: Lakers owner Buss hospitalized ... Athletics closer Balfour has knee surgery ... Senators' Karlsson has Achilles surgery ... UConn's Wolf arraigned in domestic case ... Sports news from United Press International.
Ottawa Senators defenseman Erik Karlsson underwent surgery for a cut Achilles tendon and is likely out for the season, General Manager Bryan Murray says.
James Neal notched two goals and an assist Wednesday for Pittsburgh in its 4-2 win over Ottawa, which lost star defenseman Erik Karlsson to an injury.
Craig Anderson stopped all 42 shots he faced Tuesday, backstopping the Ottawa Senators to a 2-0 decision over Buffalo.
Jay Harrison's wrist shot 2:19 into overtime Thursday produced the winning goal and gave Carolina a 3-2 decision over Ottawa.
Daniel Alfredsson capped a three-goal first period with his second of the season Tuesday and Ottawa broke a two-game skid with a 4-3 win over Buffalo.
Ryan Malone scored the tying and go-ahead goals in the third period Friday and Tampa Bay survived an Ottawa surge to defeat the Senators 6-4.
Craig Anderson allowed only a first-period goal and stopped 25 shots Thursday in carrying Ottawa to a 3-1 triumph over Florida.
Erik Karlsson provided a goal and assist Saturday and the Ottawa Senators opened the shortened NHL season with a 4-1 win over Winnipeg.