CDC says 86 lab workers possibly exposed to live anthrax bacteria
Researchers failed to follow safety procedures, officials say
The U.S. government said on Friday that 86 scientists and staff were possibly exposed to live anthrax bacteria after researchers failed to follow safety procedures.
A Centers for Disease Control and Prevention announcement on Thursday that at least 75 people had been affected prompted an investigation by federal authorities.
CDC spokesman Benjamin Haynes said in an email on Friday that the number has increased to 86 potential exposures.