Secretary of State John Kerry had an in-depth conversation with Russian Foreign Minister Sergey Lavrov on how to best resolve the Ukraine crisis. Kerry said, "We believe the referendum is contrary to the constitution of Ukraine and a violation of international law."
After hours of "candid and frank" discussions, Russia made it clear that it would not take any decisions on Crimea until after Sunday's referendum, while the U.S. reiterated it viewed this event as illegitimate, says U.S. Secretary of State John Kerry.
The international reaction to the outcome of the Crimean referendum will be very important on Monday, says Pavlo Sheremata, Ukrainian economy minister.
Ben Willis, Albert Fried & Co., discusses the importance of China to the world economy and the fear geopolitical events are putting in the marketplace. The FMHR traders discuss if this is a time to invest.
CNBC's Michelle Caruso-Cabrera discusses Crimea's referendum vote to join Russia. The FMHR traders discuss how to play the global markets.
Wolfango Piccoli, managing director at Teneo Intelligence, describes the upcoming referendum in Crimea as "a joke" as, he says, the question only allows for voters to choose unification with Russia.
CNBC's Michelle Caruso-Cabrera discusses the looming Crimean referendum and reports on increasing violence in the eastern part of Ukraine.
CNBC's Michelle Caruso-Cabrera reports on the Russian ruble and bonds as the Crimea vote looms.
The "Squawk on the Street" news team discuss how the slowdown in China and tensions in Ukraine are impacting the U.S stock market.
VEB needs to be recapitalized to fund housebuilding projects, Russian Prime Minister Dmitry Medvedev said, according to a news agency.
CNBC's Michelle Caruso-Cabrera reports on comments made by Ukraine Prime Minister Arseniy Yatsenyuk, as well as the impact of the Ukraine crisis on the Russian economy.
CNBC's Steve Sedgwick reports on questions over the Crimea ballot, and Ukrainians are very nervous about the outcome of the Crimea vote.
Samuel Greene, founding director of King's Russia Institute at King's College London, says that even if Crimea votes to join Russia, the ultimate decision will be made in Moscow where the government will need to weigh the pros and cons of annexation.
Ukrainian prime minister Arseniy Yatsenyuk, says the results of the referendum on Crimea is predictable.
Frédéric Oudéa, CEO of SocGen, says the company is "committed" to the Russian market despite the tensions between Russia and the European Union over Ukraine, and the threat of sanctions.
Adam Hewison, President & Chief Strategist at INO.com, says ongoing instability in Ukraine is far more serious than imagine, with Russian president Vladimir Putin seemingly determined to bring Ukraine back under Russia.
Michelle Caruso-Cabrera speaks with interim Ukrainian Prime Minister Yatsenyuk as he arrived at Heartland Brewery Chophouse in NYC for a dinner with the Ukrainian Congress Committee of America following his address to the UN Security Council.
Harry Tchilinguirian, head of commodity markets strategy at BNP Paribas, says the oil market has stayed stable because there has been no disruption to supply from the Ukraine crisis and it is unlikely the situation will turn into military conflict.
Ukrainian Prime Minister Arseniy Yatsenyuk told CNBC's Michelle Caruso-Cabrera they will use all possible means to preserve territorial integrity. CNBC's Dominic Chu provides insight.
William George, Harvard Business School professor and former Medtronic Chairman & CEO, discusses Russia sanctions and avoiding military escalation and conflicts.