Boston Red Sox chief baseball officer Craig Breslow has developed a reputation around the league as being tough to negotiate with, according to USA Today's Bob Nightengale.

It's MLB trade season! From the early deals that got things started to the last-minute rush of deadline day activity, this is your one-stop shop for grades and analysis breaking down the details for this year's biggest trades.

A blockbuster deal combined with smaller, but impactful moves made the San Diego Padres the winners of this season's trade deadline.