Article continues below advertisementElon Musk has somewhat of a fear of going out in public ever since Charlie Kirk was shot in broad daylight in September.The Tesla founder, 54, recently appeared on "The Katie Miller Podcast," where he opened up about his worries, noting how it feels nearly impossible to go outside due to security concerns.Article continues below advertisementSource: @@katiemillerpod/YouTubeThe Tesla founder recently appeared on 'The Katie Miller Podcast.