Southern California is at the head of the class . Several Golden State campuses landed among the nation’s top public high schools, with Southern California schools leading the way, according to a new ranking from US News & World Report . The annual report analyzed data from more than 24,000 public high schools across all 50 states and Washington, D.C., measuring factors such as college readiness, graduation rates and academic performance. Whitney High School in Cerritos claimed the top spot in