Media playback is unsupported on your device

Brazil floods: Worst rains for 90 years wreak havoc

27 December 2013 Last updated at 04:55 GMT

The worst rains to strike Brazil for 90 years have killed at least 44 people and left tens of thousands homeless.

The BBC's Serena Chaudhry reports on the efforts of army troops to distribute food, water and medicine.