About half of all Oklahomans live within a mile of an oil and gas site. A new documentary from The Frontier and ProPublica exposes the failure of state regulators to protect residents from a massive underground pollution crisis.
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About half of all Oklahomans live within a mile of an oil and gas site. A new documentary from The Frontier and ProPublica exposes the failure of state regulators to protect residents from a massive underground pollution crisis.
