About a century ago, rural communities in southwestern Arkansas were thriving during an oil boom. Over time, business declined as oil companies and people left the area. Now, there is hope for revival. That’s because lithium – a mineral used in batteries for electric cars, mobile phones and other technology – lies thousands of feet below the ground, and companies have plans to extract it. Correspondent Jessica Gomez speaks to locals about their hopes and concerns about lithium mining. 

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