Keller At Large: Big Dig Lights Political Fallout The state admitted Thursday that it made a mistake in not to telling the public that lights in the Big Dig tunnel are corroding, especially since one fell to the ground a month ago.
State: 'The Tunnels Are Safe' After Big Dig Light FallsState transportation officials say they have discovered some corrosion in the lighting system for the Big Dig tunnels in Boston.

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