It was March 6, at 10:45 p.m. Gary Piver, a Stonington resident, and decades-long custodian of Stonington High School, was riding his bike home from work, on the eve of his 70th birthday, when he was killed by a hit-and-run driver. On May 25, the Stonington Police announced that a “person of interest” had been identified in the death of Gary Piver. On June 5, Jonathan Olsen, 41, of Stonington, was arrested for that fatal hit-and-run tragedy.