Right-hander signs minor-league deal with with Washington Nationals.

Peralta opts for free agency, Quintanilla assigned to minor-league roster.

Lead over Giants in wild-card race drops to 3 1/2 games as Hammel gives up three runs in second, Lincecum stymies Rockies for seven innings and Giants blow game open with five-run eighth

Jason Marquis lost for just the second time during the day this season as the New York Mets kept the Colorado Rockies from a series sweep.

First baseman Jason Giambi, catcher Paul Phillips and relievers Joel Peralta and Randy Flores join the Colorado Rockies. To make room for two of the players on the 40-man roster, the Rockies placed Greg Reynolds and Greg Smith on the 60-day disabled list.

Jhoulys Chacin joined with three other pitchers who pitched for the Rockies at one point this season to throw a no-hitter Tuesday at Triple-A Colorado Springs.

The Colorado Rockies on Tuesday announced right-handed reliever Ryan Speier had been reinstated from the 15-day disabled list. Joel Peralta, who allowed two runs in less than an inning Monday against Arizona, was optioned to Colorado Springs to make room on the roster.

Rockies move a half game ahead of the Giants in the wild-card race and have won five of their past six games, nine of their past 12 and 31 of 42 since June 3.

Padres score two runs in seventh, deny Rockies the chance to take over the wild-card lead

Rockies finish 6-4 homestand to go into the All-Star break 47-41, two games behind the Giants in the wild-card race

The Rockies repeatedly came from behind in the series opener against the Atlanta Braves, finally getting their first lead of the game on a pinch-hit double in the eighth inning from Garrett Atkins.

Rockies six-game winning streak at Coors Field ends as Peralta blows first save in eighth-inning meltdown