The yen heads for its biggest weekly gain in more than a month against the dollar, on tensions in Ukraine and the Chinese economy.» Read More
Concerns about China and other developing economies weakened the Australian dollar and currencies closely linked to commodities markets.
The ECB's forward guidance may adjust policy to tighten the slack in the Euro zone economy, a senior ECB official said.
NBC's Jim Maceda reports Ukraine launches its national guard ahead, as Yanukovych declares he remains Ukraine's president and commander-in-chief.
CNBC's Jim Maceda reports ousted Ukrainian President Viktor Yanukovych insists he is still the legitimate leader of the Ukraine.
The U.S. dollar was supported by hopes U.S. job growth would pick up in the wake of last week's data.
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.
CNBC's Michelle Caruso-Cabrera reports tensions remain high between Russia and Ukraine, and Germany's Merkel remarks the Crimea referendum is illegal.
CNBC's Jim Maceda reports tensions remain high between Russia and Ukraine as the conflict between the two countries intensifies. Right now it's about money, energy and Putin, says Maceda.
Unexpectedly strong non-farm payroll data boosted the dollar, despite the cold winter across much of the United States.
Ukraine Prime Minister Arseniy Yatsenyuk talks to CNBC's Steve Sedgwick about attempts to get Crimea to succeed from Ukraine.
Diplomacy is far less important than stock movements in Russia, says Alan Greenspan, former Federal Reserve chairman, sharing his thoughts on the growing crisis in Ukraine and its impact on the Russian economy.
CNBC's Steve Sedgwick provides highlights of his interview with Ukraine's Prime Minister Arseniy Yatsenyuk.
The euro added half a cent after the European Central Bank left interest rates unchanged.
As tensions in Ukraine appear to be easing, some analysts see an opportunity for cautious bargain hunting.
The yen extended its losses against the dollar and euro as concerns over the standoff between Russia and Ukraine eased somewhat.
Ulrich Leuchtmann, head of foreign exchange research at Commerzbank, discusses the rouble on the back of Putin's speech on Tuesday and says that the recent "nasty performance" has come to an end.
The dollar, ruble and euro rose against the yen on Tuesday, helped by signs Russia may want to avoid more military action in Ukraine.
Manik Narain, head of EMEA foreign exchange and fixed income strategy at UBS, says that the Russian rouble has not reached fair value yet despite tumbling to an all-time low.
Antonio Garcia Pascual, Chief Euro-Area Economist at Barclays, explains why the Russian currency may see further downside.
Xavier Denis, Economist & Strategist at Societe Generale Private Banking, says Russia's unexpected move on Crimea is seeing the country pay the price in terms of a depreciating currency and big selloff in its equity market.