Natalie Vanessa Tate had woken up to find her pill container opened and then the next day discovered her child unresponsive.
A Phoenix mom was sentenced to 12.5 years in prison after her 1-year-old son died from a fentanyl overdose last year.
A former Arizona man caught shipping fentanyl pills to a person in Lincoln was sentenced to prison on Thursday.
A Phoenix woman will be going to prison for more than a decade after her baby died from a fentanyl overdose, the Maricopa County Attorney's Office said.
Gov. Katie Hobbs' order expands border security operations in four border counties, Yuma, Pima, Santa Cruz and Cochise.
Top Arizona Democrats and Donald Trump want less fentanyl coming into the state but they differ on how to accomplish that goal.
Troops in Nogales, Mexico, have found 150 fentanyl pills, according to official statistics. Meanwhile, U.S. officials across the border have seized more than 400,000.