How things have changed in St. Louis. Just a week ago, we were writing about the Cardinals perhaps having nowhere to play Allen Craig, and now Lance Berkman has joined him on the sidelines. Also out: the A's Brandon McCarthy. Who will fill these voids? In one case at least, a top prospect...

Two key power hitters, Lance Berkman and Matt Kemp landed on the DL this week along with the stolen base leader in the National League. Over in the American League, Brandon McCarthy of the Athletics is battling right shoulder pain again.

This AL Midweek Series Matchup column previews seven three-game series.

This NL Midweek Series Matchups column will cover seven three-game series and one four-game set

Sean Marshall hasn't been bad, but per CIN Mgr Dusty Baker, Aroldis Chapman has been better. Gaby Sanchez demotion, Bonifacio injury shuffle MIA PT, and more ...

Geovany Soto (C, CHC) was placed on the 15-day DL Friday with a torn left meniscus. He will have arthroscopic knee surgery and is likely to miss 3-6 weeks. Wellington Castillo (C, CHC), an April callup, will assume regular catching duties until backup Steve Clevenger's (C, CHC) likely late-May return from a strained oblique. Career minor-leaguer Blake Lalli (C, CHC), profiled in Callups, was added to the roster as Castillo's temporary backup.

The Phillies are having trouble scoring runs so the biggest burden has fallen on the pitchers, especially the starters. One of the keys is the starting depth Vance Worley provides the Phillies. He is projected to be a key cog in the Phillies plans as they wait for Utley and Howard to return. Is his elbow soreness something his owners should be worried about? Also, a look at Scott Rolen and David Robertson of the Yankees.

After another successful PQS-DOM start on Tuesday, Jordan Lyles (RHP, HOU) will remain the Astros rotation for time being, the club announced. Lyles had a spot start in April (also a PQS-DOM) and had sprinted out to a 5-0, 3.49 ERA start with a 4.0 Cmd in Triple-A before his May 15 callup.

This NL Weekend Series Matchup column previews the start of interleague play, with nine three-game series taking place in the NL, all of which run Friday through Sunday.

The Rays will host the Braves in a meeting of East powers in the Sunshine State.

Alex Presley (OF, PIT) entered the season as a popular sleeper in many fantasy leagues after a mini-breakout campaign in 2011, but he hit only .220 in his first 118 AB. He has especially struggled over the past three weeks, going only three for 44 since April 29. His problems have been largely of his own making, as he's given back all of the skills growth that fueled last season's breakout.