It is set to be another bouncy week for investors, wracked with worry about eurozone debt.<br /><br />But the weekend in Washington may have produced some promise.<br /><br />The annual meeting of the International Monetary Fund was attended by eurozone leaders. <br /><br />It was no time for small talk.<br /><br />There is a sense now that leaders appreciate the size of the problem. <br /><br />But political divisions could yet scupper a deal. <br /><br />Al Jazeera's Jonah Hull reports from London.