The NYT addresses the increasing use of child labor in the US (the link allows access to the article whether you have a subscription or not):
Arriving in record numbers, they’re ending up in dangerous jobs that violate child labor laws — including in factories that make products for well-known brands like Cheetos and Fruit of the Loom.
“It was almost midnight in Grand Rapids, Mich., but inside the factory everything was bright. A conveyor belt carried bags of Cheerios past a cluster of young workers. One was 15-year-old Carolina Yoc, who came to the United States on her own last year to live with a relative she had never met.
About every 10 seconds, she stuffed a sealed plastic bag of cereal into a passing yellow carton. It could be dangerous work, with fast-moving pulleys and gears that had torn off fingers and ripped open a woman’s scalp.”