In yet another sign of instability in Obamacare’s health-insurance Exchanges, BlueCross BlueShield of Nebraska has announced it will leave that state’s Exchange entirely, while BlueCross BlueShield of Tennessee will exit the Exchange in all three of that state’s major metropolitan areas. The moves will leave 112,000 Tennesseans and tens of thousands of Nebraskans scrambling to find new coverage for 2017 from a dwindling number of carriers.

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