Dodgers' Hector Olivera, Trevor Cahill to begin rehab assignments

Dodgers minor league first baseman Hector Olivera and pitcher Trevor Cahill will begin rehab assignments for the team's Rookie League affiliate, reports TrueBlueLA.com.

Olivera is nursing a hamstring injury, while Cahill was recently signed to a minor-league deal after being waived by the Braves.