CDC director: Novel coronavirus 'is probably with us beyond this season, beyond this year'

(CNN)As an outbreak of a novel coronavirus has swept through Hubei province, China, the US Centers for Disease Control and Prevention has been preparing for its worst case scenario -- a widespread outbreak of illnesses in the United States.

(CNN)As an outbreak of a novel coronavirus has swept through Hubei province, China, the US Centers for Disease Control and Prevention has been preparing for its worst case scenario -- a widespread outbreak of illnesses in the United States.

(CNN)As an outbreak of a novel coronavirus has swept through Hubei province, China, the US Centers for Disease Control and Prevention has been preparing for its worst case scenario -- a widespread outbreak of illnesses in the United States.

(CNN)As an outbreak of a novel coronavirus has swept through Hubei province, China, the US Centers for Disease Control and Prevention has been preparing for its worst case scenario -- a widespread outbreak of illnesses in the United States.