So in the story, Richie walks into Henry Bowers, who is under control of IT, and then basically gets pushed off of a cliff and dies. I know, it's pretty crappy, but I'm not good at writing.
Here's the document, if you're interested: https://docs.google.com/document/d/1vIFAxPjseXb4XUbY_AxzMQy7bXro8tHm_TjEsBFf7HQ/edit