The Bell Riots from “Past Tense, Parts I & II” on Deep Space Nine began with Sisko, Bashir, and Dax having a transporter accident aboard the Defiant. We’re going to give some DS9 content over the next few days as a result. Here is the Defiant-class Transporter Room, based on illustrations from Ex Astris Scientia (taken from Paramount’s Star Trek Fact Files). (Right-click to download an image.)