July 28, 2016 6:50 pm Bay Area Tech to Help Track Zika Virus During Olympics Olympic athletes are arriving in Rio, full of confidence, hope — and concerns about Zika. Enter Silicon Valley, and the smart thermometer, as it is called. Scott Budman reports. US & World Videos 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season 2:20 Bodies of Missing Men Found in Rubber Bins Inside Storage Unit 1:42 Hundreds of Golden Retrievers Walk a Mile for the Official Boston Marathon Dog 1:51 Typewriter Shop Owner Receives Gift From Tom Hanks