Isabel Brown, who was the late Charlie Kirk's protégée, is still grieving his sudden death at 31. "I think there's been a difficult level of processing this that's maybe confusing to the average person," Brown, 28, said on the Monday, April 27, episode of the "Stay True" podcast, referring to Kirk as her mentor. "Those of us who worked for him for so many years and who knew him personally all talk about it all the time that we have to kind of process in two layers right now.