These four pitchers have had brilliant first halves, but there are some serious warning signs for each. Is now the time to sell on Luis Castillo?
Baseball can be a funky game. Pitchers we expected to be studs aren't performing as well, and some are wildly surpassing our expectations.
The great thing is that it's a long season, and between second-chance leagues post All-Star break, or just making up ground in your current leagues, you aren't dead in the water. Yet.
Let's examine four pitchers who could be primed for some negative regression in the second half.