Two 74-year-old Jehovah's Witnesses were jailed in Russia this week on the basis of testimony from a spy who had infiltrated their meetings, a spokesman for the faith group said.New York-based spokesman Jarrod Lopes said the two men, Valeriy Knyazev and Indus Talipov from the city of Izhevsk, are the oldest of 175 Jehovah's Witnesses currently behind bars in Russia and Russia-annexed Crimea.Russia banned Jehovah's Witnesses in 2017 as an "extremist organization," and since then has prosecuted