How Czech double agent snared BBC security editor Frank Gardener's MI6 spy father

Dread and paranoia had settled over Prague like smog. Dissent was brutally crushed by the Communist regime, suspected traitors executed on the flimsiest of pretexts. https://www.dailymail.co.uk/news/article-8677421/How-Czech-double-agent-snared-BBC-security-editor-Frank-Gardeners-MI6-spy-father.html?ns_mchannel=rss&ns_campaign=1490&ito=1490