How Kamala Harris took command of the Democratic party in 48 hours

Vice President Kamala Harris, a candidate for the Democratic presidential nomination, arrives Wednesday in Indianapolis. Vice President Harris worked the phones. Her team worked the delegates. When it was over, she had quickly locked down the nomination in a “well-orchestrated cascade,” as one party leader put it. (Erin Schaff/The New York Times)

Late Sunday morning, Vice President Kamala Harris summoned a small clutch of her closest advisers and allies to the Naval Observatory, where she lives and works, with little noticand even less information.