The U.S. Supreme Court has agreed to hear a GOP-backed challenge to a decades-old campaign finance law that limits how much parties can spend in coordination with candidates for federal office.

A second Republican has joined next year's race for Wisconsin governor, setting up a GOP primary in the wide-open contest. ...

Elections in Wisconsin are setting new spending records every year, but the U.S. Supreme Court appears set to allow even more ...

CalMatters reports on masked federal agents conducting immigration raids in California, sparking confusion and new ...