CNN New Day June 20, 2014 10:12:00
So they went back and cdc folks are trying to figure out how this happened. i'm told by a source that one of the things that they think know happened is there's supposed to be a 48-hour waiting period. you're supposed to kill this stuff and then wait 48 hours to make sure you really killed this. they didn't wait the 48 hours. kate? >> which you can only assume there will absolutely be a major review on why something as simple as wait 48 hours that wasn't followed this time around. >> absolutely. >> most importantly how are the staffers, the employees? 75 of them potentially exposed. are they s...