<prompt> Bhala ukuqhubeka kwalesi sigaba - Ngokuhlanzwa kwabaphathi bakhe eStB ngemuva kokuhlasela kweCzechoslovakia okuholwa yiSoviet Union ngo-1968  <response>: , wazithola engasathintani nenkonzo futhi esikhundleni salokho wasondela ku-FBI ngomzamo wokweqa futhi asebenzise ulwazi lwakhe ngokumelene namaSoviet kodwa babengenasithakazelo. 