Sept. 14 (UPI) -- Ukraine launched large airstrikes late Saturday and into Sunday that hit a chemical plant and an oil refinery inside of Russia, authorities confirmed, as Russia tested a new hypersonic cruise missile during a joint exercise with Belarus. Dmitry Makhonin, the governor of Russia's Perm Krai territory, said in a statement Saturday that a Ukrainian drone flew into an industrial building in Gubakha. He said that no casualties were reported and that the chemical plant was operating