An unidentified attacker shot Nemtsov, 55, four times while he was walking near the Kremlin.
The Obama administration is "hopeful" the six world powers will remain united ahead of the Iran talks, Press Secretary Josh Earnest said.
The world's largest music publishing services company will use the money to expand into markets where artists are having trouble recouping digital streaming royalties.
Russia is moving ahead with the "creeping annexation" of two breakaway Georgian regions as part of an aggressive strategy to broaden its influence in the region, Georgia's foreign minister said Thursday.
A quarter of the countries surveyed still report high levels of religious hate crimes despite declining levels of hostility.
One more step toward a lasting ceasefire, but not all weapons are silent in eastern Ukraine.
The Arctic region is rich in oil, gas and offers trading sea routes, and Russia has been escalating military exercises to defend its interests in the area.
Russia’s foreign minister also scoffed at the West's demands about a truce in the region, calling them "laughable."
NATO has expressed concerns over Russian military drills around the world since the beginning of the crisis in eastern Ukraine.
Abid Naseer is accused of planning attacks in the U.S., England and Russia, but the 28-year-old has pleaded not guilty to the charges.
Government officials said they recorded militants gearing up to fight just outside Mariupol, a stragetic port seen as the next major battleground in the ongoing conflict.
Nadiya Savchenko was allegedly captured by pro-Russian rebels and taken to Moscow, charged with involvement in Russian journalists' deaths.
Around a quarter of Russian respondents said Russia shouldn't act if the U.S. provides weapons to Ukraine.
"They might accept this, but I am not willing to accept this," the Israeli prime minister said.
Amid sanctions, food prices in Russia are rising.
Russian media say a NATO parade in an Estonian border city was a deliberate provocation to anger Russia.
European countries have reported more than 22,000 cases of measles in 2014 and 2015.
Russian media reports said that the man was detained on suspicion of posting messages and videos promoting the activities of ISIS militants.
The number of displaced people across the globe topped 50 million for the first time since the end of World War II, Amnesty said in a report.
The Secretary of State accused Moscow of repeatedly lying about the presence of Russian troops and equipment in Ukraine.
Bogachev led a heist that stole $100 million from American bank accounts.
Congress will now have to decide whether to attempt to override President Obama's veto of the pipeline legislation.