Who after Joe Biden in Democratic Party as Trump aims for total dominance?

Even though former Vice President remains the most well-known active Democratic leader nationally, there are a number of rising stars and ambitious state officials in the party who would be eyeing the party's nomination in 2028

Who after Joe Biden in Democratic Party as Trump aims for total dominance?
Even though former Vice President remains the most well-known active Democratic leader nationally, there are a number of rising stars and ambitious state officials in the party who would be eyeing the party's nomination in 2028