Maine's Republican senator plans to question both during separate hearings scheduled for Thursday morning, and she is seen as a possible swing vote.

While the Senate Finance Committee will vote Tuesday on whether to advance the nomination of RFK Jr. for HHS Secretary, Sen. Susan Collins has indicated she will vote for Tulsi Gabbard for director of national intelligence.

Director of National Intelligence nominee Tulsi Gabbard has wind in her sails ahead of Tuesday's Senate Intel Committee vote. Why it matters: Sens. Susan Collins (R-Maine) and Todd Young (R-Ind.) announced their support for Gabbard ahead of the vote.