By Douglas Gillison WASHINGTON, June 8 (Reuters) - Prediction market watchdogs may struggle to police betting on the U.S. midterm elections, with thousands of races offering ever more ways for insiders to make a quick buck on a rising number of platforms,

After months of campaigning, scandal, propaganda, and downright weirdness, it all comes down to this.

President Donald Trump on Tuesday signed a sweeping executive action to overhaul U.S. elections, including requiring documentary proof of citizenship to register to vote in federal elections and demanding that all ballots be received by Election Day.

U.S. President Donald Trump on Monday repeated claims that California's elections are rigged, disputing without evidence voter tallies showing the Republican candidate he endorsed in the Los Angeles mayor's race ​appeared headed for defeat.

Source: Election results and race calls are from The Associated Press. County type designations are based on a New York Times analysis of data from the Census, the National Center

A physics-inspired model calibrated on 40 years of US congressional data pinpoints a spending threshold of roughly 1.8 million USD at which campaigns stop influencing who wins and start fueling polarization instead. American presidential elections have ...

President Trump continues to make claims about the California primaries and the subsequent vote count. CBS News' Nancy Cordes has more on his latest reaction to questions about his election fraud claims.

Senator Ben Ray Luján is seeking a second term. He is a heavy favorite in the primary against Matt Dodson, a democratic socialist.