Venezuela has declared a state of emergency after massive back-to-back earthquakes toppled buildings in Caracas, knocked down power lines and devastated the capital’s main airport. -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com for business news & analysis, up-to-the-minute market data, features, profiles and more.