VP Harris quickly embraces her new role as a Democratic candidate for president
GOP warns of legal obstacles in the transition from Biden to Harris
From left, Chris Evert, Jimmy Connors, Arthur Ashe, Bjorn Borg, John McEnroe, Billie Jean King and Martina Navratilova all feature in new documentary series, Gods of Tennis. Mindhouse Production Team hide caption
Democrats hope a younger presidential candidate will attract younger voters
South Carolina representative James Clyburn on what's next for Harris' campaign
National Security
Secret Service director steps down following interrogation over the attempted assassination of Trump
Secret Service director steps down following interrogation over the attempted assassination of Trump
Bodycam video released of deputy fatally shooting a woman who called 911 for help
U.S. ambassador Linda Thomas-Greenfield announces $60 million in aid to Haiti
To celebrate the 25th anniversary of the launch of the Chandra X-ray Observatory, the mission released 25 views of cosmic objects ranging from supernova remnants to galaxy clusters and more. NASA/SAO/CXC hide caption
The head of the UNHCR says it's time to think about the future of Ukrainian refugees
The Democratic Party has quickly united behind Kamala Harris' bid for the presidency
JD Vance returned to Ohio to kick off next phase of GOP presidential campaign
Vocal arrangements are much simpler than hits from decades past, researcher finds
Tens of thousands of Black women mobilize to support Kamala Harris
Scientists are tracking polar bears to keep them -- and people safe
Kimberly Cheatle faced House lawmakers about security lapses by Secret Service
Why Congress is pondering whether to create another military branch
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