BY VICTORIA MARSHALL Left-wing operatives are working overtime to accomplish their partisan goals and drive Democratic voter turnout. A. prominent voter-roll management system used by 31 states and the District of Columbia has politically compromised ties, according to a new report by independent research group Verity Vote. The Electronic Registration Information Center, or ERIC, was sold to states as a quick and easy way to update their voter rolls. Started in 2012 by far-left activist David Becker and the left-leaning Pew Charitable Trusts, the program is ostensibly run by the member states themselves. But as public…