Tensions are mounting off Venezuela’s coast, as US warships and aircraft continue to shadow and seize more oil tankers in the Caribbean. This weekend, the US Coast Guard pursued a third vessel, the Panamanian-flagged Bella 1. Jorge Piñón, a fellow at the Energy Institute at the University of Texas at Austin speaks with The World’s Host Marco Werman about why the US oil blockade on Venezuela is sending shockwaves through Havana.