Sen. Richard Blumenthal of Connecticut cast doubt Tuesday on nominee Pete Hegseth’s ability to run the Department of Defense, pointing to claims of financial mismanagement when President-elect Donald Trump’s pick ran a pair of veterans’ groups.

What effect do you think that will have on the military and the country? Gene: David, you know how impenetrable Pentagon culture is. Changing it is like, well, turning around an aircraft carrier. To the extent that the military is committed to diversity and inclusion,

Pete Hegseth, President-elect Donald Trump’s controversial pick for defense secretary, faces a high-stakes Senate confirmation hearing Tuesday that could determine whether his nomination moves forward.

President-elect Donald Trump’s nominees are pushing through a gauntlet of confirmation hearings with the help of allied Senate Republicans carrying them toward the finish line, despite Democratic

The Defense Department’s responsibility is focused on the use of the military, whether it’s to deter attacks or defend American interests. The secretary must make sure the military is equipped and trained – ready – to fight and win the nation’s wars and to conduct any other operations, such as humanitarian, counterterrorism or peace operations.

Hegseth is set to begin confirmation hearings on Capitol Hill. In his opening statement obtained by NBC News, he leans into his outside perspective. “It’s time to give someone with dust on his boots the helm,” he is expected to say. NBC’s Ryan Nobles reports for "TODAY."

Pete Hegseth, a former Fox News host and veteran picked by Donald Trump to run the Pentagon, faces senators' questions at his confirmation hearing.

Hegseth is set to begin confirmation hearings on Capitol Hill. In his opening statement obtained by NBC News, he leans into his outside perspective. “It’s time to give someone with dust on his boots the helm,” he is expected to say. NBC’s Ryan Nobles reports for "TODAY."

Pete Hegseth, Marco Rubio, Pam Bondi and Kristi Noem will all sit at witness tables in Senate confirmation hearings this week.

Trump's nominees for secretary of State, attorney general, CIA director, Energy secretary and Transportation secretary went before Senate committees.

All of Trump's high-profile nominees are required to file reports disclosing their assets and recent sources of income.