Baltimore Orioles pitcher Jamie Walker was fined by the commissioner's office Thursday for criticizing umpire Angel Hernandez. 

ROUNDUP 

Koji Uehara was hit hard for back-to-back home runs in the seventh inning Wednesday. 

--OF Felix Pie is improving his defense in left field while continuing to struggle at the plate. 

With 3B Melvin Mora's retrun to the active roster, the Orioles decided to slice into the pitching staff. 

Temperatures in Camden Yards dropped 28 degrees from game time Tuesday night to game time Wednesday, but on a gloomy, overcast, 54-degree afternoon, there was a warm and fuzzy feeling in the Angels' clubhouse. 

The dish 

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BALTIMORE 

--CF Adam Jones is using the opposite field to his advantage, particularly at Camden Yards. 

With 3B Melvin Mora's retrun to the active roster, the Orioles decided to slice into the pitching staff. 

Melvin Mora was supposed to be in Norfolk on Tuesday. 

Joe Saunders didn't have his best stuff, calling Tuesday night's start "the definition of a battle. 

There has been speculation that the torn chest muscle that sent Vladimir Guerrero to the disabled list April 18 will sideline him for much more than a month, with one Internet report claiming the injury can knock out NFL offensive linemen for entire seaso