Bruins lurking as Brady Tkachuk’s frustration sinks Senators

The Senators are in a free fall, and it affects the Bruins in many different ways.

Ottawa Senators v Boston Bruins | Steve Babineau/GettyImagesThe Ottawa Senators dominated the Boston Bruins this season, securing seven of a possible eight points in their four matchups. It's a good thing they did, because the Senators currently sit in the Atlantic Division basement, nine points behind the Bruins for the second wild card spot. In an up-and-down season for Ottawa, the past two weeks have been its lowest point, and there might not be a way out of it.

One of the more disappointing things for the Senators is that Brady Tkachuk looks completely checked out with three years remaining on his contract.…