Mark Bertolini, CEO of Aetna, told the Justice Department in July that the insurer would walk away from many health exchanges if the government opposed the company's proposed deal for Humana. On Tuesday, Aetna followed through. Andrew Harrer/Bloomberg via Getty Images hide caption

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Aetna is the latest big health insurer to retreat from the exchanges established under the Affordable Care Act. Jessica Hill/AP hide caption

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Aetna Joins Other Major Insurers In Pulling Back From Obamacare

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People with diabetes who sign up for an Aetna insurance plan focused on diabetes care can get blood sugar meters and test strips free of charge. iStockphoto hide caption

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Aetna announced one of its largest pay hikes recently. CEO Mark Bertolini says he believes it largely could pay for itself by making workers more productive. Courtesy of Aetna hide caption

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Health Insurer Aetna Raises Wages For Lowest-Paid Workers To $16 An Hour

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