'The Assassination of Gianni Versace' Recap: What Caused Andrew's Descent Into Madness?

The sixth episode of The Assassination of Gianni Versace: American Crime Story, is titled "Descent," and that's very appropriate. We've already seen Andrew Cunanan's murder spree where he killed five people. But now it's time to go back even earlier to see the tipping point, the thing that pushed him into madness.