Is Manny really an upgrade for ChiSox?  —  Ken Rosenthal has been the senior baseball writer for FOXSports.com since Aug. 2005.  He appears weekly on MLB on FOX.  Follow him on Twitter.  —  Four quick thoughts on the White Sox's acquisition of Manny Ramirez.

Family says Rockies president McGregor died of virus  —  DENVER—The family of Colorado Rockies president Keli McGregor said he didn't die of a heart attack or other preventable cardiac condition but from a rare virus that attacked his healthy heart.  —  In a statement released through the team …

Holliday, La Russa take exception to pitch  —  WASHINGTON — Tensions between the Nationals and Cardinals resumed on Sunday in Washington's 4-2 win, even though they never quite boiled over.  —  Cards outfielder Matt Holliday and manager Tony La Russa took exception to a ninth-inning Drew Storen fastball …

Orlando Hernandez abruptly leaves the Harrisburg Senators, Washington Nationals  —  Orlando “El Duque” Hernandez shocked the Harrisburg Senators and Washington Nationals Sunday by deciding to prematurely end his baseball season.  —  The 44-year-old pitcher, a three-time World Series champion …

Edmonds leaning toward retirement  —  Jim Edmonds pulled up his shirt and showed off an ugly purple blotch on his right side, just above his hip.  It might be the mark of his last injury as a Major Leaguer.  —  Edmonds, placed on the 15-day disabled list by the Reds last week with a strained oblique …

Rockies' CarGo wins NL Player of Week honors  —  Carlos Gonzalez.  (Andy Cross, The Denver Post)  —  SAN FRANCISCO — Carlos Gonzalez sat at his locker Sunday, explaining his success.  —  “I am not worried about numbers.  I just keep looking to help my team and play the game the right way,” Gonzalez said.

Matt Kemp's Struggles: A Statistical And Mechanical Analysis  —  Introduction  —  Matt Kemp is struggling in 2010, there's no real way around that.  Even more relevant to the discussion, he has fallen well below the expectations of the fans, which in turn has caused a greater than normal backlash against him.

Cincinnati Reds will recall Cuban defector Aroldis Chapman, add him to bullpen  —  CINCINNATI — Cuban defector Aroldis Chapman will be added to the Cincinnati Reds' bullpen for their playoff push.  —  The Reds plan to call up the hard-throwing lefty from Triple-A Louisville …

Ex-pitcher in bar brawl  —  WORCESTER — Former New York Yankee pitcher Tanyon Sturtze was involved in a fight inside a Water Street bar Saturday night.  —  Police said the Worcester-born right-hander was at The Perfect Game bar at 64 Water St. Around 11:32 p.m., police were called for a report of a fight.

A digital salute to pitch grips  —  I have taken to supplementing my recent writing about pitchers with pictures of their grips for different pitch types.  —  One thing I have come to realize is that while a picture is worth a thousand words, a catalog of pitch grip images quickly becomes unwieldy …

Roger Clemens pleads not guilty to charge of lying  —  WASHINGTON — Seven-time Cy Young winner Roger Clemens pleaded not guilty Monday to charges of lying to Congress about whether he used steroids or human growth hormone.  —  When asked for a plea by U.S. District Judge Reggie Walton …