 Good morning. With Maine News, I'm Carol Bousquet. Electric-powered buses will be coming to the roads in and around Acadia National Park thanks to a $23 million federal grant. The grant will pay for buses that Down East Transportation hopes to put into service for the 2028 summer tourist season. Down East Transportation Executive Director Paul Murphy says the buses will improve air quality on Mount Desert Island. What it will mean for Down East's operating costs is another matter.