The face of Brazil's Zika outbreak
| 07:05 mins.
In the wake of the World Health Organization's official warning this week, the Zika virus has spread through to North America, and even Europe, but it remains most rampant in Brazil. In particular, its northeast, which also happens to be the country's poorest region. Sam Cowie reports now from Recife, in Brazil's northeast, the epicenter of the outbreak.