The Dodgers reselected left-hander Charlie Barnes onto their major league roster. L.A. optioned Kyle Hurt to Triple-A Oklahoma City and designated righty Jonathan Hernández for assignment in corresponding moves. Barnes cleared waivers, re-signed on a minor league deal, and is back after making two more appearances with OKC. While Barnes is a soft-tossing lefty who’ll slot in long relief, Halvorsen is a one-inning righty with a triple-digit fastball. Hernández cleared waivers in early July, accepted the minor league assignment, and was called back up after the trade deadline.