Mayor Donnalee Lozeau of Nashua, New Hampshire is among those mayors who don't want to be part of Mayor Michael Bloomberg's anti-gun efforts. (photo from the city of Nashua, New Hampshire)

Mayor Donnalee Lozeau of Nashua, New Hampshire is among those mayors who don't want to be part of Mayor Michael Bloomberg's anti-gun efforts. (photo from the city of Nashua, New Hampshire)