Thailand has closed off its border with Cambodia — delivering a sharp blow to its economy. It’s the latest strike in a dispute centered around a remote piece of border land that both countries claim. Also, UNICEF warns that Sudanese children affected by war are increasingly malnourished. And, a new tourist destination is opening up — in North Korea. Plus, it’s mango season; a look at what makes the best mango.

Listen to today’s Music Heard on Air.