WASHINGTON >> The Supreme Court grappled today with whether to remove campaign finance limits in a major challenge to political campaign funding that could undercut one of the Democrats’ financial advantages going into the midterms.

The court’s liberal justices voiced skepticism about unraveling limitations during the arguments, which lasted more than two hours. The conservatives, who will probably decide the case, asked fewer, more muted questions, with key justices giving less of an indication on how they are likely to land when the court rules in the coming months.

The case comes against a backdrop of years of court decisions chipping away at legal limits on money in campaigns, after the court reshaped the political landscape in 2010 in the landmark Citizens United v. Federal Election

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