NASA chief calls for investigation into report that Musk and Putin have spoken regularly CNNExclusive | Elon Musk’s Secret Conversations With Vladimir Putin The Wall Street JournalThe reported Musk-Putin calls revive an unsettling American tradition POLITICOElon Musk’s secret talks with Putin ramped up during his Twitter takeover: WSJ report CNBCElon Musk Engaged in Secret Talks With Vladimir Putin: WSJ | Daybreak: Europe 10/25/2024 Bloomberg