Longtime journalist Don Lemon returns to live television, joining MSNBC’s Ari Melber on "The Beat" to discuss his new book, "I Once Was Lost: My Search for God in America," along with President Trump’s media attacks and what Lemon calls a "double standard" when it comes to President Obama.

ABC News dismissed veteran correspondent Terry Moran on Tuesday for violating network policies with an opinionated social media post, but he was hardly the first journalist to land in hot water over controversial rhetoric.