Rockies activated RHP Chad Qualls from the 10-day disabled list.
Rockies placed LHP Mike Dunn on the 10-day disabled list with back spasms.
DJ LeMahieu finished 3-for-5 with a double, two runs scored and three RBI in Tuesday's game against the Nationals.
Charlie Blackmon finished 3-for-5 with a two-run home run, two runs scored and three RBI in Tuesday's game against the Nationals.
German Marquez was hammered for eight earned runs, nine hits and three walks with just two strikeouts over four innings in a loss against the Nationals on Tuesday.
Rockies recalled RHP German Marquez from Triple-A Albuquerque.
Rockies optioned Of Stephen Cardullo to Triple-A Albuquerque.
Rockies prospect Raimel Tapia picked up three hits on Monday for Triple-A Albuquerque.
Mark Reynolds went 2-for-4 with a two-run homer Monday in the Rockies' 8-4 win over the Nationals.
Tyler Anderson yielded four runs in 5 2/3 innings Monday in a no-decision against the Nationals.
Tony Wolters finished 3-for-4 with a couple of RBI against the Nationals in Monday's win.
Ian Desmond (hand) took batting practice on Monday.
German Marquez is expected to start on Tuesday against the Nationals.
Rockies manager Bud Black indicated Sunday that Ian Desmond (hand) could see some playing time in the outfield when he returns.
Gerardo Parra went 2-for-4 with a two-run home run and an RBI single in Sunday's win over the Giants.