High-Tech Innovations to Battle California's Siege of Blazes

California firefighters are using a mix of high-tech and old-fashioned cunning to battle the state's siege of hundreds of blazes. The Wall Street Journal's Erin Ailworth has more. Learn more about your ad choices. Visit megaphone.fm/adchoices

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Tech News Briefing is your guide to what people in tech are talking about. Every weekday, we’ll bring you breaking tech news and scoops from the pros at the Wall Street Journal, insight into new innovations and policy debates, tips from our personal tech team, and exclusive interviews with movers and shakers in the industry. Hosted by Zoe Thomas