The wife of Graham Platner, the Democratic candidate in Maine, told the campaign he had sent sexual messages to other women.

His changes to the proposed deal were potentially designed to speed up the process by putting pressure Iran to accept the current framework, one official said.

Discussions among a group of lawyers with allegiance to the president were closely held. Some senior White House officials were said to have felt blindsided as the agreement took shape.

Two candidates with the same name will be on the ballot seeking the same seat in the state’s primary. “It’s going to be confusing,” one Republican said.

Clifford E. Stanley, a retired broker, explains his unusual mission, which caught a lot of people by surprise.