>Buma told this to Zweites Deutsches Fernsehen, a German TV channel, in a documentary. In an interview with ZDF Buma revealed that Musk and billionaire Peter Thiel both were targeted by Russian intelligence agents.<p>This seems to be a primary source:<p><a href="https://www.zdf.de/nachrichten/politik/trump-musk-putin-100.html" rel="nofollow">https://www.zdf.de/nachrichten/politik/trump-musk-putin-100....</a> (in German)