Zika virus: 10 things learned according to CDC’s Frieden

On Thursday, Centers for Disease Control and Prevention (CDC) Director, Dr Thomas Frieden addressed the National Press Club on Zika virus and the response efforts being taken. During his talk, Frieden, who called Zika "unprecedented and tragic", listed 10 things that have been learned in the past five months: First, it is an extraordinarily complex response. ["]