Corning Reaffirms Guidance <A HREF="http://www.thestreet.com/_yahoo/markets/marketfeatures/10197042.html?cm_ven=YAHOO&cm_cat=FREE&cm_ite=NA" target="_blank">http://www.thestreet.com/_yahoo/markets/marketfeatures/10197042.html?cm_ven=YAHOO&cm_cat=FREE&am...</A> "The company also said its telecommunications segment's quarter-to-date sales are stronger than expected,"