Latin America's biggest port just made its largest cocaine seizure ever — the latest bust in a thriving drug-trafficking corridorNOW WATCH: The Rio Olympics were only a year ago, but the venues look like they've been deserted for decadesSee Also:Latin America's biggest port just made its largest cocaine seizure ever — the latest bust in a thriving drug-trafficking corridorHundreds of schools have shut down in a Mexican tourist haven after bandits broke in and forcibly cut students' hairColombia is trying to root out the cocaine trade, but farmers are relying on it as an 'insurance policy'SEE ALSO: Colombia is trying to root out the cocaine trade, but farmers are relying on it as an 'insurance policy'