NEW : Team members at CDC lab reassigned during anthrax investigation . As many as 86 Atlanta CDC workers may have been exposed to it . They are being treated , and there is no risk to the affected , CDC workers .
NEW : Team leader at CDC lab reassigned during anthrax investigation . As many as 86 Atlanta CDC workers may have been exposed to anthrax . Workers are being monitored , and there is no risk to the public , CDC says .