At this juncture, rest could be timely for both Posey and Morse. Entering Friday, Posey started 14 of San Francisco' first 16 games and was in a 1-for-19 skid, while Morse had started 15 games and was hitting .158 (3-for-19) with no extra-base hits in his past six games.
Their slumps haven't been all-encompassing. Posey's hitting .417 (5-for-12) with runners in scoring position. Morse owned a .306 batting average overall and was tied for the team lead with 10 RBIs.
Shortstop Brandon Crawford returned to the lineup after missing two games with tightness in his right hamstring.
Chris Haft is a reporter for MLB.com. Read his blog, Haft-Baked Ideas, and follow him on Twitter at @sfgiantsbeat. This story was not subject to the approval of Major League Baseball or its clubs.