AdvertisementThe Crisis In Europe, ExplainedJune 04, 2012Jacob GoldsteinfacebookEmailThe European currency Euro logo stands in front of the European Central Bank (ECB) in Frankfurt, Germany on Aug. 4, 2011. The European Central Bank kept its key interest rate at 1.50 percent, a spokesman said as markets waited to see if the ECB would signal a resumption of eurozone bond purchases. (AFP/Getty Images)