There's no doubt that even with their recent losing streak, the Red Sox came out stronger in 2013 than anyone expected. And with that, some players have truly impressed.
Big Papi returned from injury like his old self—maybe even better. Clay Buchholz is making a run for the Cy Young and Jon Lester has rebounded completely from last season's letdown.
But other players are just plain cold. They're underperforming and 2013 isn't looking like it's going to be their best year or even a good one. Here's a look at the Red Sox players who have failed to launch like they'd hoped this season.