Tom Clancy's Jack Ryan

HOW MANY TIMES does Jack Ryan have to save the world before his CIA bosses give him the benefit of the doubt?

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That question nagged at me through much of the white-knuckle ride of Jack Ryan's disquieting third season, which imagines a rogue Russian cabal sowing international unrest through assassination and incursion. (Ironically, the fictional Russian president comes off as a peacenik by comparison.) The goal: to revive the fearful specter of the Soviet Union while s