Callahan tapped in a perfect feed from Brandon Dubinsky on a 2-on-1 break for his fifth of the season and first in seven games. Dubinsky also assisted on Marc Staal’s tying, short-handed goal with 1:26 left in regulation.
Erik Christensen gave the Rangers a 1-0 lead in the second period.
Pittsburgh’s Chris Kunitz and Matt Cooke scored 38 seconds apart in the final 2:31 of regulation, but Staal tied it 27 seconds later.
Erik Christensen gave the Rangers a 1-0 lead in the second period.
Lundqvist was superb in his return after missing two games with an illness. He stopped the first 36 shots he faced until Kunitz beat him for his fifth goal.
In Boston, Tim Thomas made 28 saves for his fourth shutout of the season, and Mark Recchi had two assists in Boston’s victory over New Jersey.
Thomas improved to 9-1 and posted his 21st NHL shutout.
Boston snapped a two-game losing streak — both at home — in which the Bruins scored only one total goal.
Michael Ryder, Nathan Horton and Blake Wheeler scored for the Bruins, who were 0-2-1 with four goals in their previous three home games.
The Devils (5-11-2) took their third loss in four games and fifth in seven contests. New Jersey has been shut out in three of its last six games and has scored one goal or fewer nine times.
In San Jose, California, Patrick Marleau had a goal and two assists, Dany Heatley added a key power-play goal and San Jose snapped Los Angeles’ six-game winning streak.
Heatley and Joe Pavelski each had a goal and an assist, and Antero Niittymaki made 32 saves as the Sharks reminded their upstart rivals exactly who has been on top of the Pacific Division for the past three years.
Los Angeles has jumped out to the early Western Conference lead with 12 wins in its first 15 games, but the Sharks have won four of five after a slow start. San Jose had its biggest offensive game of the season while producing the most goals scored against the Kings this year.
In Philadelphia, Flyers captain Mike Richards scored two goals for the second straight game, and Sergei Bobrovsky stopped 28 shots to lead surging Philadelphia over Ottawa.
Danny Briere , Darroll Powe and Claude Giroux also scored for the Flyers, 9-0-1 in their past 10 games. Philadelphia hasn’t lost in regulation since falling 2-1 to Columbus on Oct. 25.
Jason Spezza had the Senators’ lone goal.
The game was stopped for a few moments in the first period when a young girl was struck in the head when a puck deflected into the stands. She received medical attention and was taken to a hospital for evaluation.
Sabres 4 Canucks 3, OT: In Buffalo, New York, Tyler Myers scored 4:37 into overtime to carry Buffalo past Vancouver.
Myers took defenseman Dan Hamhuis’ giveaway in the slot and put a wrist shot past goalie Cory Schneider for the winner.
Tyler Ennis , Cody McCormick and Steve Montador also scored for the Sabres (7-9-3), who won for the second straight time at home after going winless in their first seven games in Buffalo.
Ryan Miller made 36 saves and kept the Sabres in it by stopping all 15 shots the Canucks recorded in the first period. Buffalo led 2-0 after 20 minutes.
Derek Roy and Thomas Vanek each added a pair of assists for the Sabres.
Daniel Sedin had a goal and assist, Alexander Edler and Mikael Samuelsson also scored, and Schneider made 35 saves for the Northwest Division-leading Canucks (10-4-3), who have dropped two of four after winning six straight. Henrik Sedin added three assists.
In Denver, defenseman John-Michael Liles scored twice in the first period, Peter Budaj stopped 27 shots, and Colorado beat struggling St. Louis.
Brandon Yip and David Jones scored 17 seconds apart in the second period, and Paul Stastny and Kevin Porter added goals for the Avalanche, who have won five straight over the Blues.
Alexander Steen scored 54 seconds in, Carlo Colaiacovo added a goal, and Brad Boyes had one on a power play, but St. Louis lost its fourth straight.
Budaj bested Jaroslav Halak , who came in allowing 1.79 goals a game but surrendered a season-high six.
