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CBC in Colombia: Influx of Venezuelans stretching country's resources

The National's Adrienne Arsenault is at the Venezuela-Colombia border to see how police are trying to protect vulnerable Venezuelans from smugglers and stem the flow of illegal trade.
The National's Adrienne Arsenault is at the Venezuela-Colombia border to see how police are trying to protect vulnerable Venezuelans from smugglers and stem the flow of illegal trade. 5:47