WATCH: UN warns of disease threat in flood-hit east Libya

The devastating floods in Libya, that washed away large areas of the port city of Derna, killed nearly 3,300 people and left thousands more missing.

A week after the tragedy, the UN is sounding the alarm over the risk of disease outbreak.

We talk to Rana Ksaifi, assistant Chief of Mission-Protection for the UN Refugee Agency in Libya who’s just returned from Derna herself.