The GOP presidential front-runner was expected to face a hostile crowd at the CPAC gathering, with some threatening a walk-out of his Saturday morning speech.
When O.J. Simpson was acquitted of murder in 1995, the absence of the weapon prompted much speculation. Police are now testing a knife allegedly found years ago and kept by a retired police officer.
Among many privacy issues debated in the courts and Congress is whether law enforcement officials should be able to know someone's whereabouts, as recorded by cellphone towers, without a warrant.
We talked to second-year students about what would have helped most in that crucial first year of college. Their main point: It's not just about academics.
What is coming looks more like the historic schism of 1912, when former President Theodore Roosevelt came back to challenge the re-election of his successor and fellow Republican, William H. Taft.
National foes of abortion rights helped facilitate a Texas law that is now being tested before the U.S. Supreme Court. Advocates for abortion rights have measured the law's effects in real time.
An energy company is heading to court for the right to drill in Montana, near Glacier National Park. But some Native Americans and environmental groups want to stop the long-delayed project.
The stakes in the November election are higher for Democrats than Republicans. Democrats currently hold fewer elected offices nationwide than at any time since the 1920s, and the Obama years have decimated the party's bench.
It was day of strong words on the campaign trail after former GOP presidential nominee Mitt Romney delivered a speech that was highly critical of front-runner Donald Trump.