LOS ANGELES — After a 15-year-old girl from Bernstein High School died of a fentanyl overdose on campus, Jaylene Mora Torres wanted to prevent similar tragedies from occurring.

Pharmaceutical giant Eli Lilly is slashing the list prices for some of its most popular insulin products by 70% and capping insulin copays at US$35 for uninsured patients and those with private health insurance. These changes follow efforts by the federal government, the California state government, nonprofits and some companies to make insulin more affordable for the more than 7 million Americans with diabetes who require it.

This story contains a description of a child’s fatal injuries.

The call to 911 came in a little after 11 p.m. A man said a small boy on his dairy farm had severe head injuries. He said he thought the boy had been trampled by a cow.