Russia

The FBI is warning state officials to boost their election security in light of evidence that hackers targeted related data systems in two states.

The FBI is investigating cyber intrusions targeting reporters of The New York Times and is looking into whether Russian intelligence agencies are responsible for the acts, a U.S. official said Tuesday.

Former President Bill Clinton defended the work of his charitable foundation Monday, telling supporters that it had "improved millions of lives around the world" but needs to change if his wife, Hillary Clinton, wins the White House.

Frustrated by months of failure in Syria, the Obama administration is taking what might be its final offer to Moscow: Enhanced intelligence and military cooperation against the Islamic State and other extremist groups if Syria's Russian-backed president Bashar Assad upholds a ceasefire with U.S.-supported rebel groups and starts a political transition.

Sophisticated hackers linked to Russian intelligence services broke into the Democratic National Committee's computer networks and gained access to confidential emails, chats and opposition research on presumptive Republican nominee Donald Trump, people familiar with the breach said Tuesday.

Russian jets buzzing a U.S. military ship and planes in the Baltics are escalating tension between the two nations, the chief of naval operations said Monday.

U.S. officials say the Pentagon will be deploying an armored brigade combat team to Eastern Europe next February as part of the ongoing effort to rotate troops in and out of the region to reassure allies worried about threats from an increasingly aggressive Russia.

In Moscow for talks with Russian President Vladimir Putin and Foreign Minister Sergey Lavrov on Syria and Ukraine, Kerry said the Brussels attacks should put nations on notice that the terror threat emanating from the Middle East must be stopped.

Russia on Monday warned the United States that it will start responding to cease-fire violations in Syria unilaterally starting Tuesday if the U.S. refuses to coordinate rules of engagement against the violators. A U.S. official contended the issues were being discussed "in a constructive manner."

A Dubai airliner with 62 people on board crashed and caught fire early Saturday while landing in strong winds in the southern Russian city of Rostov-on-Don, killing all aboard, officials said. A list published by Russia's Emergencies Ministry showed the Boeing 737-800 operated by FlyDubai was carrying 55 passengers, most of them Russian, and seven crew members, whose nationalities were not immedia