A February air raid at a high - security CDC facility draws congressional attention . The CDC said ` ` at no time '' were workers or the public in danger . A House panel wants to know whether there are ` ` additional concerns or concerns ''
A February air leak at a high-security CDC lab draws congressional scrutiny . The CDC says `` at no time '' were workers or the public in danger . A House panel wants to know whether there are `` additional concerns or incidents ''