MEXICO CITY — It’s been called the closest the world has ever come to a vaccine against the AIDS virus. The twice-yearly shot was 100% effective...
Cocaine to phone use: How addiction rewires the brain Whether it’s cocaine, vaping or even your phone, addiction can alter your brain without you even being...
Steve Fisher and Alfredo Corchado | For USA TODAY Texas Ranger investigates cartel hitmen case near border Texas Ranger E.J. Salinas took on a sicario murder...