This document summarizes key elements from the provided documents: 1) It provides context on BBC Three as a TV channel aimed at 16-34 year olds in the UK that leverages new talent and technology. 2) It outlines common documentary conventions like hand-held cameras, voiceovers, interviews, and archive footage that construct meaning. 3) It summarizes the BBC Three documentary "Escaping Gangs" which follows a former gang leader now pastor trying to persuade members to leave gangs and find redemption.