The premise behind a smart gun is simple. Technology similar to what's in your smart phone only allows a registered user to unlock and fire it. A Colorado startup says its bringing one to market.

The 21-year-old Air National Guardsman accused of leaking a trove of U.S. intelligence documents is facing charges under the espionage act. He made his initial court appearance today.

Thursday afternoon, FBI agents arrested a 21-year-old suspect — who is a member of the air national guard — in a major break in the investigation into the leak of secret U.S. intelligence documents.

Manhattan District Attorney Alvin Bragg is suing the Republican chairman of the House Judiciary Committee Jim Jordan for what he says are Jordan's attempts to interfere in the Trump prosecution.

The latest on what's known about President Donald Trump's indictment by a New York grand jury, and what to expect at his scheduled appearance in a Manhattan court room next week.

Former U.S. President Donald Trump is facing a multitude of legal challenges. What's the status of those investigations?

A fight looms over warrantless collection of communication of foreigners overseas.

Should Congress extend a law that lets U.S. intelligence spy on communications involving Americans? The law expires at the end of the year unless Congress renews it.

The Justice Department's Task Force KleptoCapture, set up in the days after Russia's invasion of Ukraine, has gone after Kremlin-aligned elites, including their luxury yachts and opulent homes.

A Justice Department task force targeting Kremlin-aligned Russian oligarchs has seized more than $500 million of their riches — including everything from luxury yachts to opulent homes.

The FBI is conducting a search of former Vice President Mike Pence's Indiana home, according to a source familiar with the matter and a Justice Department official.

It's been nearly a week since the U.S. shot down the spy balloon off the coast of South Carolina. The incident is reverberating in Washington as the Navy and FBI work to recover the balloon's remains.

FBI and State Department officials gave reporters an update on some of what the U.S. has learned so far about the balloon.

Federal prosecutors have charged a neo-Nazi leader and a Maryland woman with conspiring to attack power stations near Baltimore.

Abu Agila Mohammad Mas'ud Kheir Al-Marimihe, the Libyan man suspected of making the bomb that brought down Pan Am flight 103 over Lockerbie, Scotland, was handed over to U.S. authorities.

The Justice Department's watchdog found a string of missteps by federal Bureau of Prison officials but no malicious intent in their handling of Bulger's transfer to the prison where he was killed.

A federal jury has convicted Stewart Rhodes, founder of the militia group Oath Keepers, of seditious conspiracy in the Jan. 6 U.S. Capitol attack.

A federal jury found the Oath Keepers founder Stewart Rhodes and one other defendant guilty of seditious conspiracy in connection with the Jan. 6 attack on the U.S. Capitol.

Defense attorneys and prosecutors made their closing arguments in the Oath Keepers trial, who are charged with seditious conspiracy in connection with the Jan. 6 U.S. Capitol attack.

Jurors continue to hear closing arguments in the trial of Steward Rhodes and four other members of the far-right militia, charged with seditious conspiracy for their role in the Jan. 6 attack.