Lavrov and Kerry have been point men for their respective countries' interests in Ukraine over the past year.
German Chancellor Angela Merkel and French President Francois Hollande are scheduled to meet Putin in Moscow on Friday.
Russian officials hope "clarity" will be brought to discussions on Friday between Angela Merkel, Francois Hollande and Vladimir Putin.
The Russian and Greek leaders talked Thursday about gas projects, which could help alleviate economic woes in both countries.
Russian President Vladimir Putin, who Western officials say instigated the Ukraine crisis, will meet with Merkel and Hollande on Friday.
Russia's ruler may have "an autistic disorder which affects all of his decisions," the report found.
Svetlana Davydova called the Ukrainian embassy in April to warn of Russian military movement to Ukraine, she was detained in January.
Sending weapons to Ukraine could escalate fighting, but may be necessary to confront Russia's wider aggression.
Even the Belarusian president dubbed "the last dictator in Europe" is distancing himself from Moscow these days.
The Sarmat Nuclear ICBM would replace the largest nuclear missile in the world, nicknamed “SS-18 Satan” by NATO.
Alexander Litvinenko, who knew Russian President Vladimir Putin personally, was found dead after exposing alleged corruption in Russian politics.
Without millions in funding from the U.S., experts worry Russia won't properly safeguard their nuclear stores
The united resolve by President Barack Obama and British Prime Minister David Cameron comes ahead of the latter's two-day trip to Washington.
Russians with "gender identity disorders, disorders of sexual preference" and other "disorders" won't be able to drive.
France's Hollande and Germany's Merkel want to meet with Ukrainian and Russian leaders, but they don't want to waste their time.
The Obama administration tried to heal its relationship with Russia behind the scenes this year, according to a Bloomberg report.
Vladimir Putin celebrates 15 years in power on Wednesday. A lot has changed since he became president on New Year's Eve 1999.
With the Russian economy facing recession, Vladimir Putin must choose where to spend the country's slashed budget.
The Russian president snubbed the leaders of Ukraine, Poland and the Baltic states, all who were vocal critics in 2014.
The tanks will either stay in Germany or be deployed to the Baltics where increased Russian military activity has unnerved NATO states.
Supporters of opposition leader Alexey Navalny organized protests around Russia Tuesday. Police were expected to respond with force.
The ruble plunged to all-time lows last week on heavy falls in the price of oil and Western sanctions over the Ukraine crisis.