A Washington nonprofit says Sen. Kyrsten Sinema has been breaking election rules concerning use of campaign funds.

Sinema’s lavish spending has become part of a complicated legacy that the senator will leave behind when she exits office in ...

Of the senators heading for the exits, seven are retiring, three lost their reelection bids, one resigned, and two others ...

Sinema made history for Democrats, then took a moderate approach that left them disappointed and the Senate more divided.