AUGUSTA, Maine, Aug. 24 -- Gov. Janet Mills, D-Maine, issued the following radio address: This is Governor Janet Mills, and thank you for listening. You know, when I took office, Maine was one of the most heating oil dependent states in the country. We were sending billions of dollars a year out of our pockets and into the pockets of big oil and gas companies out of state. I pledged to change that, in part by helping Maine people transition to heat pumps instead of costly, inefficient, and en more PR