Former Senate Democratic Leader Tom Daschle (S.D.) is President-elect Barack ObamaBarack Hussein ObamaBooze, peanut butter and guns: Why Americans' shopping lists changed during coronavirus Cuomo's been good, but he's not going to be the Democratic nominee The Hill's Campaign Report: Coronavirus forces Democrats to postpone convention MORE's choice to serve as Health and Human Services Secretary, according to CNN.

CNN said it learned about the choice from three sources close to Obama's transition team.

Daschle was an early supporter of Obama's presidential bid. His former Senate chief of staff, Pete Rouse, became as Obama's chief of staff when Obama joined the Senate in 2005. Rouse will also serve in Obama's White House.

As head of the Health and Human Services Department, Daschle will have a key role in crafting Obama's healthcare reform plan.