European and US stocks have fallen, in one of the worst qarterly falls for the markets in the past decade.<br /><br />Stocks dropped broadly on Friday in fresh signs that Europe's debt problems and the US economy continue to languish.<br /><br />The Dow Jones, Standard & Poors (S&P) 500 and Nasdaq each lost more than 12 percent this quarter, the first time that's happened since the financial crisis crested at the end of 2008.<br /><br />Al Jazeera's John Terrett reports from Washington DC
