Boston's return for Lackey merely OK

Boston traded John Lackey on Thursday to the Cardinals in exchange for Joe Kelly and Allen Craig. Jared Wickerham/Getty Images

With Michael Wacha potentially out for the season, the Cardinals needed a better starter than Justin Masterson to shore up their rotation. John Lackey fits the bill, especially because they didn't have to dip into their farm system to acquire him. To get Lackey, the Cardinals only had to trade