GREELEY, Colo. — Tin Aye died without ever laying hands on her newborn grandson.Through her six decades of life, she endured a harrowing exodus from her homeland in Myanmar while pregnant with her only child, followed by 15 years in a refugee camp. She and her daughter, San Twin, managed to forge new lives in the United States.But she could not survive her job inside a slaughterhouse run by the world’s largest meat processing company, JBS. She died last year, one of six people who succumbed to Covid while working at a plant in Greeley, Colo.In crucial ways, much has changed for workers inside the long, low-slung slaughterhouse in Greeley, a city of roughly 100,000 people on the high plains of northern Colorado. In a new contract secured last summer, the union gained substa …
