" “The views of working-class voters of Michigan, Pennsylvania, Wisconsin are just so fundamental to the course of this election cycle. Right now, you look at where her standing is with a lot of working-class voters, and there’s a ton of room for Kamala” to improve her standing, the Sanders ally said."

Bernie has not yet endorsed Harris. He awaits policy notice that she is on the right track to win. He will campaign for her, but it appears he sees a path to victory she should weigh most carefully, even if not followed or followed only in part.

Ads embracing identity blocs are fine early, but getting serious is finer.

Reporting is in The Hill, and Business Insider, linking to the earlier item.