Africa: Is Africa selling out its farmers?

For centuries, farmers like Berhanu Gudina have eked out a living in Ethiopia’s central lowlands, tending tiny plots of maize, wheat or barley amid the vastness of the lush green plains. Now, they find themselves working cheek by jowl with high-tech commercial farms stretching over thousands of hectares tilled by state-of-the-art tractors — and owned and operated by foreigners.