To continue reading up to 10 premium articles, you must register , or sign up and take advantage of this exclusive offer: U.S. Senator Richard Blumenthal and First Selectman Rob Simmons discuss safety improvements they say are urgently needed at two rail crossings in town during a meeting in Stonington Town Hall Monday afternoon. Stonington — Twice this fall First Selectman Rob Simmons wrote letters to Amtrak President Charles W. Moorman IV urging him to make safety improvements at the Elihu Island and Walker’s Dock rail crossings before someone is injured or killed.