Odette Yousef

Rumors, misinformation and conspiracy theories were rampant on right-wing social media before verifiable information came out about the gunman who took at least 21 lives at a Texas elementary school.

A digital log believed to be linked to the accused Buffalo gunman documents six months of planning the terrorist attack. Researchers are looking through it and asking: Were there any red flags?

The alleged Buffalo gunman appears to have kept a detailed digital log of his activities while planning the attack. Researchers are learning more about his progression into violence and red flags.

A racist conspiracy theory is believed to have motivated the suspected gunman in the Buffalo attack. It was once a fringe belief, but it's found its way into the mainstream.

Included in a document published online outlining ideology behind Saturday's mass shooting at a Buffalo supermarket, is a conspiracy known as the "Great Replacement." What is replacement theory?

An 18-year-old from Conklin, N.Y., drove hours to attack a grocery store in a predominantly Black area of Buffalo. He is believed to have written a racist manifesto that was briefly posted online.

Randy Weaver, who was at the center of a standoff with federal agents decades ago that continues to inspire antigovernment and paramilitary sentiment on the far right, has died at age 74.

The evolution of the anti-abortion coalition in the U.S. has long been a shared project of supremacist movements. Though they have shared a goal of overturning Roe, they have different agendas.

Orthodox Christianity is a relatively small faith tradition in the U.S., but in recent years it has expanded to new regions. Some new converts are using the religion to spread white nationalist views.

Russian President Vladimir Putin spoke in Moscow's Red Square during a Victory Day celebration, telling troops that they are fighting in Ukraine "so that nobody forgets the lessons of World War II."

A report says instances of political violence were down slightly in 2021 from the year before. But militant groups were recruiting and shifting tactics to lay the groundwork for increased violence.

Experts have been combing through the apparent social media presence of Frank James, a suspect in Brooklyn's subway shootings. They've found elements of extremist ideologies and conspiracy theories.

The acquittals and mistrials of four men charged with attempting to kidnap Michigan's governor are raising questions about counterterrorism cases against white defendants, post-9/11.

In Judge Jackson's Supreme Court confirmation hearings, some Republicans dwelled on her handling of child pornography cases. Extremism experts say a QAnon narrative may be catching on with the right.

The war over Ukraine's future is being fought on the ground, in the air — and through social media posts and viral videos that take advantage of America's deeply polarized politics.

Russia's attempts to convince the world that its invasion of Ukraine is justified have mostly fallen flat in the U.S. But a recent disinformation campaign has gained some traction.

A conservative campaign to ban certain books from schools is prompting other parents to push back. The issue is often framed as the latest "culture war" battle, but some see democracy itself at stake.

Experts have roundly dismissed Russian President Vladimir Putin's suggestion that Nazism is prevalent in Ukraine. Still, they worry the war may strengthen neo-fascist groups in both countries.

The so-called "freedom convoys" are exploiting populist grievances and are amplified by social media and grifters seeking to make a buck.

Even as the U.S. opposes Russian aggression into Ukraine, some Americans' attitudes are softening toward Russia — particularly on the far right.