Season 2 of the Variety Confidential podcast, “The Life and Legend of River Phoenix,” details the pivotal moment when the his life began to unravel. Tatiana Siegel, Variety’s executive editor of film and media, speaks with “Dogfight” director Nancy Savoca and Matthew Ebert, a confidant on the set of “My Own Private Idaho,” where Phoenix’s dramatic descent began.Episode 2 is out now. Listen wherever your favorite podcasts are found.