The Supreme Court concluded a marathon public debate on health care Wednesday with justices signaling an ideological divide that could topple some or all of the the sweeping reform bill championed by President Barack Obama.
On the third day of oral arguments on legal challenges to the 2010 Affordable Care Act, the justices tackled the question of what would happen if they ruled that the heart of the law, the individual mandate that is its key funding mechanism, was unconstitutional.

The six hours of hearings over three days provided an extended public view of the high court in action on one of the most controversial issues of the day, touching on legal concepts involving federal and state powers, individual rights and legislative intent.

High court listens to arguments on Medicaid expansion

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