Rockies sent RHP Carlos Torres outright to Triple-A Colorado Springs.
Clay Buchholz (neck) was able to throw a bullpen session on Tuesday.
Marco Scutaro is back in the Giants' lineup Tuesday.
J.J. Putz (elbow) will begin a rehab assignment with Triple-A Reno on Thursday.
Michael Morse is not in the Mariners' lineup Tuesday due to his nagging right quad injury.
Tuesday's game between the Dodgers and Yankees has been postponed due to rain.
Roy Oswalt is officially scheduled to make his Rockies debut Thursday in D.C. against the Nationals.
Mariners activated 1B Justin Smoak from the 15-day disabled list.
Josh Willingham (knee) is back in the Twins' starting lineup on Tuesday evening versus the White Sox.
Anthony Rizzo is not in the Cubs' starting lineup on Tuesday night against the rival Cardinals.
Matt Harvey took a no-hitter into the seventh before giving up three runs in seven-plus innings Tuesday in a victory over the Braves.
Brandon Morrow (forearm) suffered a physical setback Monday in his rehab start at High-A Dunedin.