Tuesday's Market Preview Is Not Pretty: El-Erian Published: Monday, 5 Sep 2011 | 1:51 PM ET By: Mohamed El-Erian, CEO and Co-CIO, Pimco To state the obvious, it is shaping up to be a difficult return for U.S. markets after the Labor Day break as European stock plunge and the European Central Bank (ECB) loses some of the control it has been exercising on the Euro-zone's sovereign bond market. The best way to understand what is going on is through the following simplified sequence: banks-sovereigns-policies. Specifically: · Banks stocks led the debacle on European bourses Monday, with drops of some...