After a scoreless first period, the game heated up and four goals were scored in twenty minutes.
With 49 seconds to go in the second period, the Bruins picked up a goal from defenseman Adam McQuaid who sniped one past Henrik Lundqvist for just his second goal of the season to tie the game 2-2. But his goal came after three other goals this period.
1:31 in, just after Callahan came out of the penalty box, he skated on a 2-on-1 and put a snipe through Rask, blocker side with a wrister and put the Rangers up early 1-0.
Andrew Ference tied things up at 3:28 with a backhanded shot through the slot. Lundqvist looked like he was screened by Milan Lucic, and Ference put it over his glove side while crashing the net.
With 5:30 to go in the period, Marion Gaborik gave the Rangers a 2-1 lead after a bouncing puck in the slot found its way to his stick. He put it past Rask with little effort for his 24th goal of the season.
Ference now leads the Bruins in points this game with one assist and one goal.
The B's also managed to outshoot the Rangers 16-13 this period and have a game total advantage of 24-21.
The Rangers entered today's game leading the league when scoring first, with a 21-1-1 record in those situations.