WALLACE, Idaho (KLIX) A 59-year-old man from New York was killed when the semitrailer he was driving rolled off Interstate 90 near Wallace Tuesday night. Iouri Karlov, of Brooklyn, died on site after Idaho State Police say he was driving too fast for road conditions. Karlov lost control of the truck which rolled onto it's passenger side and slid through about 20 feet of guardrail. ISP says Karlov had been wearing his seat belt. The crash blocked part of the interstate for about five hours.