All of them except South Carolina, Texas, and maybe West Virginia. Also:
I think Berkowitz shouldn't be slept on as an Alaska candidate. He came closest to defeating Young, and now he's the mayor of Anchorage, which is a Republican-leaning city. To win statewide in Alaska, the Democrat needs to win Anchorage by a decent enough margin. I think the Berk has a solid base in Anchorage from which to run a statewide campaign.
Exactly this. Alaska is trending away from the Republicans, Sullivan isn't exactly inspiring, and Berkowitz has massive potential, particularly now that he has a real statewide profile.