Insight: Anniversary Of Stockton School Shooting / Water 4.0 / Pauline Frommer / Sound Advice

Summary: Writer Stu VanAirsdale has reflections on the 1989 Stockton school shooting. The author of Water 4.0 talks about where tap water comes from and what's in it. Travel expert Pauline Frommer previews new guides and Devin Yamanaka is on Sound Advice.