Frederico Hoyos, Colombia's ambassador to Canada, is calling on the Lima Group to make a renewed push for a new presidential election in Venezuela, one that he says would likely end in the defeat of the country's dictator president, Nicolas Maduro.

With the reopening, a flood of people seized on the opportunity to enter into the neighbouring country and secure items that are all but unattainable in Venezuela.

Venezuelan migration could generate economic growth in Colombia. But accommodating people there comes with a cost.