Greg Myre

The Russian incursion in Ukraine has sparked fears of an invasion, but the information war is already in full swing.

A Russian invasion and occupation of Ukraine would cost billions. Russia's weak economy would face tough sanctions. And there are the political costs of alienating Europe and revitalizing NATO.

The U.S. government is telling Americans it's "past time" to leave Ukraine. But James Berk, an optician from New Jersey, has a Ukrainian wife and a newborn baby. For now, they're staying put.

Is Russia escalating — or de-escalating — its military positions along the borders of Ukraine? There are conflicting claims about what's happening now, and what could come next.

As Russian troops threaten to invade Ukraine, the U.S. publicizes what it says are Russian attempts to sow disinformation. The goal is to undermine Russian claims that might be used to provoke a war.

President Biden has spoken about his hope to end U.S. involvement in "forever wars" in the Middle East. But on Wednesday, a U.S. raid in Syria led to the death of the leader of the Islamic State.

President Biden said the counterterrorism operation took out ISIS leader Ibrahim al-Hashimi al-Qurayshi. Biden said all Americans returned safely. An aid group says Syrian civilians were killed.

As the Winter Olympics begin Friday, China is welcoming the world at a time when Beijing's aggressive foreign policy is creating friction with several other parts of the globe.

Josef Stalin caused a famine when he tried to remake Ukraine's farms. Vladimir Putin is threatening to invade Ukraine — again. For a century, Ukraine has been trying to escape Moscow's grip.

The Biden administration is considering a plan to send several thousand additional U.S. troops into NATO countries in eastern Europe, near both Russia and Ukraine.

The interim report says many cases have now been attributed to previously undiagnosed illnesses. But 'a couple dozen' cases remain unresolved and are still under investigation.

The U.S. and its partners have sent weapons to Ukraine. They've provided political and moral support. But if Russia invades, Ukraine's army looks to be largely on its own against a stronger force.

In nearly eight hours of talks with U.S. officials, Russia says it's not planning to attack Ukraine, despite have an estimated 100,000 troops near the border. More talks are expected.

At the start of 2021, people knew that President Biden had promised to end the war in Afghanistan. They did not know how it would conclude.

Desmond Tutu will be remembered for helping end apartheid. But also for his memorable laugh, an infectious, cackling howl employed in the service of easing tensions in a very tense nation.

To understand the friction between Russia and Ukraine, it's important to go back to 1991. Exactly 30 years ago this weekend, the Soviet Union formally dissolved and broke up into 15 separate nations.

When Vladimir Putin assumed power in 1999, he immediately sent the Russian military into Chechnya. For more than 20 years, Putin has repeatedly looked to the military to strengthen his rule.

Getting To Know The President is written by an ex-CIA officer, published by the spy agency's research wing and freely available on the CIA's website.

When current and former U.S. intelligence officials gathered at a conference in Sea Island, Ga., there was a clear message — a pivot to China is already underway.

The U.S. government is still trying to figure out what is causing Havana syndrome ailments. Years ago, microwave radiation directed against U.S. officials was documented abroad.