Despite heightened attention to children's health and education issues, a greater investment needs to be made in California's 9.7 million youngsters so they're prepared to compete as adults, a study released Tuesday says. The annual California Report Card, released by Children Now, says the state has made progress in reducing drug and alcohol use, decreasing teen pregnancies and lowering mortality rates. However, the percentage of children covered by their parents' work-based health insurance is declining; while the rates of smoking, obesity, asthma and autism are on the rise, the report said. "Despite some progress, when you measure that against the...