Cubs placed RHP Pedro Strop on the 15-day disabled list with a torn meniscus in his left knee.
Pedro Strop will undergo an MRI on his left knee after exiting Wednesday's win over the Angels.
Pedro Strop was helped off the field after suffering an apparent leg injury in the eighth inning of Wednesday's game against the Angels.
Cubs and RHP Pedro Strop avoided arbitration by agreeing to a one-year, $4.4 million contract.
Pedro Strop gave up a two-run homer in the ninth to blow a save and take a loss Wednesday against the Cardinals.
Cubs manager Joe Maddon said that Pedro Strop had been unavailable for Sunday's game against the Nationals.
Pedro Strop notched his second save of the season Saturday against the Nationals.
Pedro Strop (foot) is available out of the Cubs' bullpen Sunday.
Pedro Strop was unavailable on Friday due to a foot issue.
Cubs and RHP Pedro Strop avoided arbitration by agreeing to a one-year, $2.525 million contract.
Pedro Strop requested $3 million and was offered $2 million from the Cubs when arbitration figures were exchanged.
Pedro Strop received 3-4 stitches in his left (non-throwing elbow) as a result of a car crash in the Dominican Republic on Thursday.
Pedro Strop was involved in a car accident in the Dominican Republic on Thursday.
Pedro Strop pitched a perfect ninth with a three-run lead for a save Saturday against the Marlins.