WASHINGTON (AP) — The U.S. Marine Corps for the first time is eyeing a plan to let women attend what has been male-only combat training in Southern California, as officials work to quash recurring problems with sexism and other bad behavior among Marines, according to Marine Corps officials.

If approved by senior Marine leaders, the change could happen as soon as next spring. And it could be the first step in a broader campaign to give male Marines who do their initial training on the West Coast the opportunity to work with female colleagues early in their career.

Marine leaders are also consi...