Hang Seng has best day in 4 months, Europe rallies
                                
                                
                                    (Newser) -
                                    Asian stocks soared and European exchanges opened strong, reports the Wall Street Journal, as investors expressed optimism for a G20 deal and prepared for a probable 50-point rate cut by the European Central Bank. The Hang Seng in Hong Kong rocketed 7.4%, its best day in four months, while...