What if scientists could better predict when a volcano might erupt? We’ll talk to one researcher who’s working on that, by measuring the temperature of magma.
The future of photo enforcement in Arizona
A bill proceeding through the Arizona legislature would put more limits on photo enforcement on the state's highways. It's the latest controversy since the program was introduced on the Loop 101 in Scottsdale.Steve Goldstein speeds on the 101 and talks with a Department of Public Safety Sergeant about excuses speeding drivers use.