3. Senator Warren wasn’t the only prominent Democratic woman to all but openly begin running for president.

Senators Kamala Harris and Kirsten Gillibrand visited crucial early voting states at a time when stark divides around gender are shaping the midterm campaigns. Above at center, Ms. Gillibrand. (Be sure to check out our polling in real time.)

In one closely watched Senate race, Gov. Rick Scott of Florida could become the richest member of the next Congress. Our examination of his finances found that he created a blind trust that is blind in name only and that he has a tangle of investments that could benefit from his policies.

And on the campaign trail in Montana, President Trump praised Representative Greg Gianforte, who assaulted a reporter last year. “Anybody that can do a body-slam,” Mr. Trump said, “that’s my kind of guy.”

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