Jared Isaacman, a billionaire entrepreneur who has twice launched to orbit in a SpaceX vehicle, faced pointed questions from senators of both parties before the Senate on Wednesday.

© Ken Cedeno/Reuters

Brandon Williams, the nominee to lead the National Nuclear Security Administration, said he would recommend reliance on “scientific information” rather than a restart of explosive testing.

© Tom Williams/CQ-Roll Call, Inc., via Getty Images

Kathleen Sgamma abruptly withdrew from consideration days after a memo surfaced in which she sharply criticized President Trump.

© Mariam Zuhaib/Associated Press

Ms. Rae said that she was canceling an upcoming appearance at the center because of an “infringement” on its values. Renée Fleming, Ben Folds and Shonda Rhimes all left posts there.

We have to go toe-to-toe with this administration and resist its attacks on public health.

One of President Trump’s first executive orders claims the power to fire, and hire, tens of thousands of career civil servants across the government. Astead W. Herndon, a national politics reporter and the host of the politics podcast “The Run-Up,” explains the order, which has drawn lawsuits from federal unions.

Goldman Sachs will drop a demand that corporate boards of directors include women and members of minority groups as financial firms backpedal from D.E.I. promises.

Trump is on the move.

Rahim al-Hussaini, the new spiritual leader of Ismaili Muslims, was named as the successor to his father, who died at 88.

Alexandra Bell is bringing more than a decade of experience in nuclear policy to the Bulletin of the Atomic Scientists, the organization that sets the Doomsday Clock.

Rohit Chopra, who led the Consumer Financial Protection Bureau, was known for his aggressive enforcement and expansion of consumer protection laws.

Publicly released agreements show the vast wealth of President Trump’s cabinet picks and the uncharacteristically large list of potential conflicts of interest with which they enter office.

Party insiders are gathering to elect the next chair of the Democratic National Committee, who will help steer the party forward after its crushing 2024 defeats.

Robert F. Kennedy, President Trump’s nominee for health secretary, vigorously defended his views on vaccines, and a key senator still has clear doubts.

Tulsi Gabbard, President Trump’s nominee for director of national intelligence, refused to fully denounce the 2013 leaks by Edward J. Snowden, eliciting concern from both parties.

Mr. Chopra, long a target of criticism by Republican lawmakers and banks, has not yet been forced out. “I swore an oath to a five-year term,” he said this week.

Tulsi Gabbard, the nominee for director of national intelligence, repeatedly avoided joining senators in calling Mr. Snowden a traitor.

Robert F. Kennedy Jr., the nominee to lead the Department of Health and Human Services, made disputed claims before the Senate Committee on Health, Education, Labor and Pensions.

Robert F. Kennedy Jr., Kash Patel and Tulsi Gabbard, three of President Trump’s high-profile picks, on Thursday will make their cases for confirmation.

Michael Grimes, a top banker at Morgan Stanley, would become the latest leading tech figure to join the Trump administration, as a senior official at the Commerce Department.