WILLIAMSBURG, Va. (MCT) — America’s governors have long used their semi-annual gatherings to lock arms in opposition to dreaded unfunded federal mandates and emphasize a pragmatic approach to problem-solving in stark contrast to a hyper-partisan, even dysfunctional Washington.

But the makings of a real divide loomed over the summer meeting of the National Governors Association here, as state leaders grappled with the fallout of the Supreme Court ruling that granted unexpected leeway with regard to a key component of President Barack Obama’s landmark health law: whether to accept billions of federal dollars in return for expanding coverage for the poor through Medicaid.