Local groups debate the value of San Diego’s electrical grid

San Diego Gas and Electric and the group advocating for a municipal utility system are sparring over the value of the city’s electrical grid. In other news, Sepsis is a disease that's quite deadly and still somewhat a mystery. At UC San Diego, doctors and med-tech engineers are trying to crack the code with new diagnostic techniques and artificial intelligence. Plus, dozens of San Diego high school students can see a little bit better today, thanks to free eye exams and a new pair of glasses.