FILE - In this Nov. 15, 2019, file photo former Georgia House Democratic Leader Stacey Abrams, speaks at the National Press Club in Washington.
Presumptive Democratic presidential nominee Joe Biden has already narrowed the field by saying he will pick a woman.
Gretchen Whitmer, other names that have been part of the speculation are Sen. Elizabeth Warren of Massachusetts and Abrams.
On Thursday, Abrams announced that she was backing Democratic candidates in Arizona, Colorado, Kansas, Maine, Mississippi, North Carolina and South Carolina.
For Arizona, Abrams said former astronaut Mark Kelly has a proven record of service to our country. John Hickenlooper, the former Colorado governor and 2020 presidential candidate, is the one to help us cross the finish line for a Democratic Senate majority, Abrams said.