A tragic accident in Pompey claimed the life of 15-year-old Gavin Myers and left his 17-year-old sister, Gia Myers, in critical condition. The crash occurred on Thursday (January 30) when Gia, driving a 2010 Hyundai Accent, lost control on a snow-covered Route 91. The vehicle veered into the opposite lane, colliding with a 2022 Chevy Tahoe driven by Krystal L. Behnke, 37, of Fabius. Gavin was pronounced dead at the scene, while Gia was transported to Upstate Medical Center for treatment…