President Joe Biden’s historic move to drop his reelection bid – and endorse vice president Kamala Harris, has led to immediate speculation about who might be her running mate.

Here are a few options for Harris if she takes the helm of the party, though there will be some notable omissions, including Govs. Gavin Newsom (D-CA) and Gretchen Whitmer (D-MI), who are reportedly not interested in being vice president.