Jesus Flores and Ronnie Belliard had two-run hits during a six-run second inning and the Washington Nationals held on for a 7-6 victory over the Seattle Mariners on Friday night. 

MEDICAL WATCH: 3B/1B Aaron Boone (neck strain) left the June 12 game. 

Jason Bergmann has been a dominating pitcher at times this season. 

--C Paul Lo Duca may be ready to return from a broken right hand this weekend. 

Ryan Doumit would prefer to just "ride the wave" and not think about it. 

Baseball in Washington is real bad right now, regardless of coast. 

KEY 

The Washington Nationals will skip Odalis Perez's turn in the rotation for the second straight time on Saturday and will summon a pitcher to start in his place. 

Ryan Doumit finished an outstanding series against Washington, hitting another home run in the Pittsburgh Pirates' 7-5 win over the Nationals on Thursday. 

There are many ways to identify undervalued pitchers, but as most dedicated RotoWire subscribers know by now, finding pitchers with good peripherals (K/9, BB/9, HR/9, GB/FB, etc) whose performance (wins, ERA) isn't in line with said peripherals is one of 

MEDICAL WATCH: 3B Ryan Zimmerman (slight tear in left labrum) went on the 15-day disabled list retroactive to May 26. 

--3B Ryan Zimmerman will miss at least another four to six weeks while rehabbing his injured left shoulder. 

A situation that could have boiled over into controversy for the Nationals appears to have simmered down. 

Washington Nationals third baseman Ryan Zimmerman will not have surgery on his injured left shoulder but will miss the next four to six weeks, manager Manny Acta said Wednesday. 

A day after going face-to-face in a somewhat heated argument in the dugout, Washington Nationals manager Manny Acta said there was no rift between him and young outfielder Elijah Dukes.