Ryan Madson (elbow) could begin a rehab assignment this week.
Buster Posey is not in the Giants starting lineup for Friday's matchup against Shelby Miller and the Diamondbacks.
Yu Darvish (shoulder) will make a minor league rehab start with Double-A Frisco on Monday.
Diamondbacks manager Chip Hale said Friday that Zack Greinke is doubtful to make his next start on Tuesday.
Dexter Fowler (hamstring) may not be ready to return from the disabled list on Monday when first eligible.
Baseball America's Ben Badler reports that the Athletics are expected to sign Cuban outfielder Lazaro Armenteros for around $3 million when the international signing period begins Saturday.
Yunel Escobar (knee) went through a full workout Friday and the hope is that he'll return to the lineup this weekend.
David Peralta (back) took 30 swings off a tee on Friday.
Stephen Piscotty (foot) remained out of the Cardinals' lineup Friday.
Aledmys Diaz (eye) is back in the Cardinals' lineup Friday.
Alex Colome (biceps) hopes to throw a bullpen session on Sunday.
Jason Heyward (side) is back in the Cubs' lineup Friday.