Venezuelan opposition leader - Maria Corina Machado

Venezuela's economy is in meltdown. It's shrinking faster than any other country in the world. Inflation is at nearly 500% and most people say they can no longer afford to buy enough food. Maria Corina Machado has led street protests and is calling on all Venezuelans - including the military - to force President Maduro to resign. He is accusing her of plotting a coup.