The UN has warned a disaster is looming in the Sahel, with poor rainfalls and serious food shortages already having affected millions.

The number of people facing shortages in the desert region spanning nine African countries from Senegal to Chad, has almost doubled in the last year to 20 million people, according to the UN.

Al Jazeera's Nicolas Haque reports from Wale Wale, Senegal.

Source: Al Jazeera