By Leela Stockley, Bangor Daily News Staff Proponents of the push to require a photo ID to vote have filed a challenge against the state over the referendum language that will appear on Mainers’ ballots this fall.

By Billy Kobin, Bangor Daily News Staff The push to require Mainers to provide photo identification at the polls is a state-level issue that voters will settle in November, but Maine’s members of Congress also have thoughts on this year’s high-profile referendum.