Yemen's man-made catastrophe: Humanitarian workers face daunting challenge

Is there any end in sight to the world's worst humanitarian crisis, a month after a fragile truce was declared in Yemen's vital port city of Hodeida? Véronique Andrieux is the Executive Director of Action Against Hunger, an organisation that has faced a daunting challenge in a country where some 20 million people - almost three-quarters of the population - are hungry, with some teetering on the brink of famine. Just back from Yemen, Andrieux tells us more about the challenges the country faces.