A national big money campaign to expand background checks one state at a time is revealing tensions among hunters and law enforcement in Maine about just how far the government should go to keep firearms from falling into the wrong hands. It's on track to be one of Maine's most costly ballot campaigns ever, with both sides touting their credentials and decrying the influence of powerful special interest groups. In Maine alone, former New York City Mayor Michael Bloomberg's gun safety nonprofit has contributed $3.7 million, while the National Rifle Association's nonprofit advocacy arm has ponied up about $420,000.
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