Coronavirus Casualty Rises To 81 As WHO Chief Visits China

Coronavirus outbreak worsens in China as the WHO chief sis slated to visit.
The Chinese Premier visits the infected city Wuhan as death toll rises to 81
China extends the new year holiday week to February to contain disease spread.
Top Chinese Health Official says that the virus spreads before showing symptoms.
Debates on incubation period continues as WHO estimate says 10 days in the incubation period
WHO seeks more data before declaring this a global health emergency.
CDC closely following...