The journey north is dangerous and terrifying. But for these immigrants, so is staying in the U.S. Early one Sunday morning last August, the Royal Canadian Mounted Police stopped a U-Haul truck just over the Canadian border. Inside the trailer, no larger than a small bedroom, were 44 people struggling to breathe, including a pregnant woman and a 4-year-old child. They were mostly Haitians, who had paid smugglers thousands of dollars to get them out of the country that they previously considered