Among the 12 are the three largest states holding primaries Tuesday -- New York, California and Ohio -- as well as Texas and Florida, which hold primaries March 9.

CNN: Cuomos endorse Kerry

Her 20-point win in the primaries was built on support from three groups: baby-boomers, women of all stripes and independents.

ECONOMIST: A woman in Michigan shows there is life left in Clintonism