Three of Roberts’ four right-handed hitting reserves — Teoscar Hernández, Kiké Hernández and switch-hitter Tommy Edman — were unavailable because of minor injuries, which could force the Dodgers to make a roster move to bolster their bench depth before Monday night’s series opener at Milwaukee.

The Los Angeles Dodgers suffered their worst home loss in Dodger Stadium history on the Fourth of July, falling 18-1 to the Houston Astros.

The Houston Astros, who have won 11 of their last 13 series, go for a sweep against the Los Angeles Dodgers on Sunday. Houston was undetermined on its starter against Emmet Sheehan (0-0, 3.25) of Los Angeles.