Sienna Vaughn, a 16-year-old high school junior in Texas, died after taking a pill she got from a friend that she thought was Percocet.
Girl dies from fentanyl-laced painkiller, latest in wave of Texas teen deaths
Sienna Vaughn, a 16-year-old high school junior in Texas, died after taking a pill she got from a friend that she thought was Percocet.