It is becoming harder to get supplies into the enclave, which is facing a growing risk of famine. As fewer trucks are making it in, more aid is being dropped by plane. Our producer takes us on a flight. Why high risk does not always lead to high reward (09:40). And the ripple effect of rising cocoa prices for chocoholics (14:43).Listen to what matters most, from global politics and business to science and technology—Subscribe to Economist Podcasts+For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account. Hosted on Acast. See acast.com/privacy for more information.