Fentanyl continues to be the most deadly drug in Arizona, and an average of three people die a day due to fentanyl overdoses in Maricopa County alone.

Unionized Costco stores in the U.S. voted to authorize a strike. Here's everything to know about possible Costco strike ...

Here's a breakdown of The Arizona Republic's Top 10 boys basketball players from Jan. 13-20, including MLK Day. Vote in our ...