The following is an excerpt from Chuck Mikolajczak and Caroline Valetkevitch | April 15, 2012 | Yahoo.com | NEW YORK (Reuters) - After suffering their worst two weeks of the year, stocks will look to quarterly earnings to determine whether the recent pullback has been exhausted or more losses are justified. Alcoa Inc (NYS:AA - News) opened the earnings season with a bang, reporting a first-quarter profit on Tuesday instead of the expected loss. That positive surprise foretold a trend. Of the ... Read More