San Diego researchers are working to revive the northern white rhino before it goes extinct. An answer is possible, if efforts in the lab pay off. Plus, school meals are a lifeline for thousands of students in the county. Find out how local schools and charities are making sure students stay fed during the holidays. And, the U.S. Census Bureau is hiring. It's gearing up to bring on thousands of people in San Diego. This is the latest step toward improving participation in a region declared hard to count.