NYT: Constellation Energy Constellation sees its Nine Mile Point 1 reactor in Scriba, N.Y., as a candidate for a second permit extension. It is one of the oldest nuclear reactors operating in the United States. With the so-called “nuclear renaissance” looking smaller and slower than predicted, some in the nuclear industry are focusing on running existing plants longer — not only for their initial 40-year licensing period and the 20-year extension already allowed, but for a second 20-year extension….