Saikat Chakrabarti, who used to work for U.S. Rep. Alexandria Ocasio-Cortez, D-N.Y., said he will run to unseat Rep. Nancy Pelosi, who represents the San Francisco area.

Chakrabarti resigned as chief of staff in 2019. Pelosi has served in Congress since 1987. Chakrabarti – who is 39 – was less than two years old when Pelosi first became a U.S. representative ...

Chief of Staff Susie Wiles could make or break Trump's second term. NPR's Ailsa Chang speaks with Chris Whipple, author of The Gatekeepers: How the White House Chiefs of Staff Define Every Presidency.