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Tim Kaine took aim at Donald Trump Saturday, slamming the Republican nominee for not releasing his tax returns.

The hacker who goes by "Guccifer 2.0" is claiming credit for the release of personal cell phone numbers and private email addresses of Democratic House members.

A police officer is dead and three suspects are in custody after a shooting at a traffic stop in New Mexico, authorities say.

The Rio Olympics have been mired in controversy and doubt, but as the competition unfolds, it's clear the Games will also be remembered for their firsts.

Plenty has been said about Donald Trump calling President Barack Obama the "founder of ISIS." The GOP presidential candidate added to the conversation himself on Friday, tweeting that he was being sarcastic when he made the remarks.

The Republican National Committee is upping its outreach to black voters as Donald Trump's candidacy faces a steep battle to win over minorities.

Trump spokesperson Katrina Pierson argued that President Obama took the US into Afghanistan. The war in Afghanistan began in 2001 during President George W. Bush's administration.

This summer's brightest meteor shower has another hurrah.

Julian Assange told Bill Maher in an interview that WikiLeaks is working on hacking into Donald Trump's tax returns. The Republican nominee has refused to release the returns, despite multiple requests from reporters.

Donald Trump declared Friday that there's only one way he could lose the state of Pennsylvania: if he's cheated out of it.

In a less volatile election cycle, the notion that Democrats would be on offense in red states like Utah, Arizona and Georgia would suggest the presidential race was effectively over.

It took the Justice Department 164 pages to chronicle what Baltimore resident Alethea Booze said she has known all her life: Officers routinely abuse the city's majority African-American community.

The last time Connecticut voted for a Republican presidential candidate, Americans were listening to music on cassette tapes and most cell phones were the size of shoe boxes.

A woman is hospitalized in critical condition after an alligator bit her hand at a fish camp in the Florida Everglades, authorities said.

The possibility of Donald Trump winning the presidential election this November has renewed media and public interest in one of the most important responsibilities of the president: commanding America's massive nuclear arsenal and averting nuclear war.

Words can change meaning over time -- especially when they are spoken by politicians. Just ask Bill Clinton to define "is."

Katie Ledecky is building a legend of her own, capping her Rio Olympics with a stunning win in the women's 800-meter freestyle.

Seven people were injured, including four critically, in an explosion at a Texas crude-oil plant, authorities said.

If the world's fastest man is focused on coming away from the Olympic Games with an unprecedented "Triple-Triple" of gold medals, Usain Bolt's mother also has an eye on the future.

Who was the swimmer that sent Singapore wild and denied US swimming legend Michael Phelps his 23rd Olympic gold medal?