NBCNews.comAs Ukraine Talks Resume, Putin and Poroshenko Trade BarbsNew York TimesMOSCOW — The presidents of Russia and Ukraine traded indirect barbs on Monday about the possibility of a peace settlement in the contested southeastern provinces of Ukraine, as mediators began a renewed effort to hammer out a deal. President Vladimir ...Ruble Falls to Record, Stocks Drop as EU Weighs New SanctionsBusinessweekUkraine Vessels Attacked as New EU Russia Sanctions LoomBloombergUkraine crisis: Troops abandon Luhansk airport after clashesBBC NewsWashington Post -Financial Times -TIMEall 678 news articles »