William K. Rashbaum

Prosecutors with the Manhattan district attorney’s office have presented evidence that is focused at least in part on Ingrid Lewis-Martin, who was the top aide to Eric Adams until her resignation.

The search involving Shayne Coplan, the founder of Polymarket, known for its presidential election odds, was part of a criminal investigation, three people said.

Mohamed Bahi was accused of tampering with witnesses and destroying evidence in the corruption investigation into Mayor Eric Adams and his campaign fund-raising.

The search, and the seizure of a police official’s phone, were part of a welter of federal investigations into Mayor Eric Adams and his inner circle.

The Manhattan district attorney’s office seized phones from five people, including aides to Mayor Eric Adams, as they returned from a vacation together.

Mohamed Bahi, who resigned Monday from the mayor’s office of community affairs, was accused of instructing witnesses to lie to federal authorities.

Donald J. Trump faces sentencing on Nov. 26. The election three weeks earlier may determine not only if he returns to the presidency, but if he ends up behind bars.

Sheena Wright, the first deputy mayor of New York City, became the seventh senior leader to leave City Hall in the past few weeks, as federal investigations into the Adams administration widen.

Antonio Reynoso, the Brooklyn borough president, said he declined or returned gifts from Turkey and met with F.B.I. officials who said to be wary of such gifts.

The indictment makes Mr. Adams the first sitting mayor of New York City to be charged with a federal crime.