Still more from the article...

... How Likely Is It that Bird Flu Will Turn into a Pandemic?

Health officials determined the most recent mutation of the bird flu has potential to more easily transmit between humans, but such transmission has not yet happened.

"The changes observed were likely generated by replication of this virus in the patient with advanced disease rather than primarily transmitted at the time of infection," the CDC said this week.

While the CDC remains "concerned" about the development, officials have said that the mutation would be more concerning if they determined it had developed in birds and wildlife that could spread it more easily.

Dr. Michael Osterholm, director of the Center for Infectious Disease Research and Policy at the University of Minnesota, told CNN on Friday that he believes the U.S. Department of Agriculture "dropped the ball" on bird flu, speculating that they likely hoped it would burn out and not spread much. ...