Baez is absent from the lineup for Wednesday's game versus the Orioles.
Reds manager Terry Francona said Wednesday that Singer is dealing with soreness in his ribs as a result of a fielding play during Tuesday's loss to the Giants, Charlie Goldsmith of Fox 19 Now Cincinnati reports.
Stephenson is absent from the lineup for Wednesday's game in San Francisco.
Rodriguez will start in right field and bat leadoff in Wednesday's game against the Giants.
Stewart went 1-for-4 with a solo home run in Tuesday's 3-1 loss to the Giants.
Singer (5-12) allowed three runs on six hits, two walks and two hit batsmen while striking out five over 5.2 innings to take the loss versus the Giants on Tuesday.
Liberatore (5-12) took the loss Tuesday against the Orioles, allowing eight runs on eight hits and one walk while striking out seven over four innings.
Myers is not in the lineup Tuesday versus the Giants.
Jordan is absent from the lineup for Tuesday's game against the Orioles.
Crooks is absent from the lineup for Tuesday's tilt versus the Orioles.
