Staring down a second consecutive doubleheader, the Chicago Cubs recalled left-hander Tom Cosgrove from Triple-A Iowa on Tuesday and optioned fellow southpaw Luke Little back to the minors. The last-minute shuffle aims to keep fresh arms available as Chicago prepares for another twin-bill grind.

In a strategic roster shift, the Colorado Rockies have promoted a former Detroit Tigers first baseman to their MLB lineup while sending Michael Toglia to Triple-A to address his strikeout issues.

The Washington Nationals have released right-handed pitcher Lucas Sims following two consecutive rough outings. Sims allowed three runs in less than an inning in back-to-back appearances, leading the team to make a decisive roster change. His recent struggles prompted the Nationals to reevaluate their bullpen options.