The Russian president's hold on the Crimean peninsula in Ukraine could pose a serious energy risk to Europe, oilman T. Boone Pickens says.
Ousted leader Viktor Yanukovich insists that he remains Ukraine's legitimate president and commander-in-chief.
T. Boone Pickens, BP Capital founder, discusses how natural gas inventories are likely to impact the price of natural gas.
T. Boone Pickens, BP Capital founder, shares his plans to use natural gas to fuel vehicles. It would be a "nightmare" to have the government build the infrastructure, says Boone.
T. Boone Pickens, BP Capital founder, talks about the nation's energy boom and sounds off on Russia's attempt to profit from Ukraine's natural resources.
NBC's Jim Maceda reports Ukraine launches its national guard ahead, as Yanukovych declares he remains Ukraine's president and commander-in-chief.
Cypriot finance minister Harris Georgiades, says he is concerned about the developments in Crimea.
CNBC's Jim Maceda reports ousted Ukrainian President Viktor Yanukovych insists he is still the legitimate leader of the Ukraine.
NBC's foreign correspondent Jim Maceda, says diplomacy has hit a roadblock in the Ukraine crisis as U.S. foreign secretary John Kerry declined a meeting with Russian President Vladimir Putin.
Pierre Moscovici, France's finance minister, says European politicians need to decide how to sustain Ukraine financially.
Gold, up 10 percent already this year, is likely to move higher as investors seek safety, ahead of Sunday's referendum in Crimea.
Why LNG exports make sense, and why the government needs to speed up approvals, with Michael S. Smith, Freeport LNG Chairman & CEO, and Daniel Yergin, IHS Vice Chairman.
Alastair Newton, Senior Political Analyst at Nomura, explains why he thinks Ukraine and its Western allies have lost hold of Crimea, as the latter prepares for a referendum to join Russia on Sunday.
NBC's Ian Williams reports the Ukrainian Prime Minister Arseniy Yatsenyuk will be traveling to the U.S. to meet President Obama in Washington.
The World Bank said it plans to provide Ukraine up to $3 billion in 2014 to support the country's new government in the midst of its current crisis.
When it comes to the conflict over Crimea, Ukraine has few if any military options.
Art Cashin of UBS Financial Services discusses why the U.S. stock market was under pressure Monday.
CNBC's Michelle Caruso-Cabrera reports that despite intense diplomatic discussions, Russia continues to infiltrate Crimea. Peter Felstead, Jane's Defence, breaks down the size differential and defense budgets of the Russian and Ukrainian militaries.
U.K. prime minister, David Cameron, says should it go forward, the Crimean referendum would be viewed as illegal and that there would be consequences for Russia if it continued to intervene.
Protests continued over the weekend in Crimea and Ukraine, reports NBC's Jim Maceda, even as Russia appears to step even further onto Ukraine's doorstep.