ROUGH CUT (NO REPORTER NARRATION)<br/> <br />The U.S. Centers for Disease Control and Prevention said on Friday it had uncovered a new safety breach at its bioterror research laboratories involving dangerous avian flu, just as it was investigating the failures behind the potential exposure of researchers to live anthrax bacteria.<br/> <br />In its first findings from an internal probe into the anthrax incident last month, the CDC said multiple failures by individual scientists and a lack of agency-wide safety policies had led to the potential exposure of more than 80 lab workers to the dangerous bacteria at its campus in Atlanta.<br/> <br />During the probe, investigators also discovered a previously unreported incident: Workers at a high-security CDC lab sent samples containing a dangerous strain of bird flu to counterparts at the U.S. Department of Agriculture in March. Mishandling of avian flu could have far graver consequences for the public than with anthrax.<br/> <br />"On Wednesday of this week, we
