• Gen. Wesley Clark on Ukraine     Tuesday, 29 Apr 2014 | 1:00 PM ET

    CNBC's Brian Sullivan sits down with former NATO Supreme Allied Commander Gen. Wesley Clark to discuss the Ukraine crisis and how severe it can get.

  • The Russian nat gas pipeline to Europe     Tuesday, 29 Apr 2014 | 12:00 PM ET

    CNBC's Brian Sullivan sits down with BP Capital Boone Pickens to discuss how the Russians have serviced Western Europe with their natural gas.

  • Clashes at Ukraine rally     Tuesday, 29 Apr 2014 | 11:00 AM ET

    NBC's Jim Maceda was in Eastern Ukraine's city of Donetsk Monday when pro-Russians attacked pro-Ukrainian demonstrators at a rally on Monday.

  • Twitter to report earnings after market close. NEW YORK, April 29- U.S. stocks rose on Tuesday following better-than-expected earnings from Merck& Co and Sprint Corp.. The Dow Jones industrial average was outperforming the broader market as component Merck& Co' s shares jumped nearly 3 percent to $58.42 after its earnings report.

  • NEW YORK, April 29- World stock indexes rose on Tuesday on well-received corporate earnings, while the euro slipped as weaker-than-expected German inflation data kept alive chances of more stimulus from the European Central Bank.

  • *Twitter to report earnings after market close. *EU sanctions 15 politicians, military leaders over Ukraine. NEW YORK, April 29- Wall Street was set for a higher open on Tuesday following a batch of earnings that were better than expected.

  • *Twitter to report earnings after the bell. *EU sanctions 15 politicians, military leaders over Ukraine. Britain's Reckitt Benckiser Group Plc also confirmed it was in talks to buy Merck& Co's consumer health business, the latest asset up for grabs in a wave of recent pharmaceutical deals.

  • *Moscow says Europeans should be ashamed of themselves. BRUSSELS/ MOSCOW, April 29- The European Union announced asset freezes and travel bans on 15 Russians and Ukrainians over Moscow's actions in Ukraine, but the measures were seen as less aggressive than sanctions imposed this week by the United States.

  • *Tight credit conditions in China restrain purchases. LONDON/ SYDNEY, April 29- Copper rose on Tuesday to a near two-month high on tight supplies of the metal in top consumer China and as investors awaited data and economic policy announcements from the United States.

  • LONDON, April 29- BP raised its quarterly dividend for the second time in six months and said more share buy-backs were on the cards, showing how the British oil company's asset sales are providing more cash for investors.

  • OSLO, April 29- Norway's Statoil defied gloom in the oil sector by reporting first-quarter earnings above expectations on Tuesday due to higher prices and good results from shale gas activities in the United States, lifting its shares.

  • Investors 'shrug off' Russia sanctions?     Tuesday, 29 Apr 2014 | 4:00 AM ET

    Joseph Dayan, head of markets at BCS Financial Group, discuss the new sanctions on Russia and the impact it could have for global firms - such as BP.

  • LONDON, April 29- British oil firm BP raised its quarterly dividend and said further share buy-backs were on the cards as it posted quarterly profit slightly above forecasts despite difficulties in Russia. BP has said repeatedly that it will stand by its investments in Russia since Moscow's intervention in Ukraine.

  • Discount in Russian stocks an opportunity: Pro     Tuesday, 29 Apr 2014 | 2:15 AM ET

    Jesse Sherman, portfolio manager at Renaissance Asset Management, says investors are "spoiled for choice" when investing in Russian stocks as they trade at a big discount in relation to other emerging markets.

  • Giles Keating, Head of Research & Deputy Global CIO at Credit Suisse, says the probability of a gas disruption in Europe due to tensions in Ukraine is "immensely low."

  • Will sanctions on Russia hurt BP and Shell?     Monday, 28 Apr 2014 | 11:35 PM ET

    Willem Nabarro, Head of European Equities for Asia at Exane-BNP Paribas, explains how BP and Shell may be affected after the U.S. and Europe implemented fresh sanctions on Russia.

  • More sanctions on Russia unveiled     Monday, 28 Apr 2014 | 4:37 PM ET

    CNBC's John Harwood reports the latest details on new sanctions put on Russia by the U.S. targeting Russian government officials and companies linked to Vladimir Putin.

  • Sanctions on Russia will have impact: Tony Blair Monday, 28 Apr 2014 | 4:11 PM ET
    Tony Blair

    Former U.K. Prime Minister Tony Blair told CNBC that Russian President Vladimir Putin needs to know the U.S. and Europe mean business.

  • Sanctions won't impress Putin—but this might Monday, 28 Apr 2014 | 2:56 PM ET
    Vladimir Putin

    Peaceful steps, including the creation of a European energy union, may be what's needed to get through to Putin, says Germany's former foreign minister.

  • Former British Prime Minister Tony Blair, discusses the crisis in Ukraine, and what he believes Russian President Vladimir Putin's motivations are.