A major blast of arctic cold is freezing the Midwest, New England, and South today and could set all time record low temperatures in several cities tomorrow. An explosion at an oil refinery in Torrance, California has injured three and damaged millions in refinery equipment, investigators are looking into the cause. Ukraine's government is calling for the UN to send peacekeeper observers into contested areas to monitor the crumbling ceasefire that began last Sunday. Greece has formally submitted a request for a six-month loan extension to EU finance ministers in a last-ditch effort to keep the country from running out of bailout cash at the end of the month. The Obama administration is considering exporting armed, unmanned drone technology to a number of allied states, which could be a windfall for the aerospace and defense industries.