Americans should be more worried than ever about Medicaid, which provides health insurance for America’s most vulnerable. The cost of the $500 billion program is expected to rise to $890 billion by 2024, according to the Centers for Medicare and Medicaid Services. Yet more spending doesn’t necessarily mean better care for beneficiaries, 57% of whom are low-income minorities. The expansion of Medicaid is one of the most misguided parts of ObamaCare—shamefully expanding second-class health care for the poor.

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