A less visible aspect of the pandemic has unfolded on the world's highways, as millions of migrants have lost work in their adopted countries and headed home, running out of money, being rejected at borders
Jessika Loaiza and her son, Sebastián Ventura, 6, sleep on the grass next to a bus stop in Bogotá, Colombia, as they trek to Venezuela, on Saturday, May 2, 2020. Millions of people have been displaced by the coronavirus pandemic. As the virus spread, thousands of Venezuelan migrants left Colombia and began trekking home on foot. (Federico Rios/The New York Times)
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