Red Sox general manager Ben Cherington joined Dennis & Callahan on Thursday morning to discuss the contract negotiations between the team and Jon Lester as well as the state of the club. To listen to the interview, go to the Dennis & Callahan audio on demand page.

The 2014 season has been a far cry from last year’s championship run, as Boston sits in last place in the American League East with a 43-52 record. When it comes to finding a root cause for the Red Sox‘ struggles, Cherington took responsibility for not adding enough firepower to the lineup. The Red Sox are last in the AL in runs scored (367).

“I think obviously our biggest issue, at least up until very recently, has been offensive production,” Cherington said. “I think our pitching has been good enough to win, we just haven’t produced offensively. As I look at that, I guess what I would say is that I didn’t do a good enough job building a complete offense. … It certainly wasn’t our intent. We thought we would have that, we thought we had reason to believe that we could have that going into the year, but the reality is that we have not through a big chunk of the first part of the season.