The cameraman sets up his tripod, checks his framing, zoom, pan, okay. The soundman listens, points his microphone in various directions, does some recordings, thumbs up. The interviewer steps into the scene, she reads a sign for a sound and picture test. 'War crime, 85,000 Yemeni children under five have died because of Saudi-led violence with UK and US help'. Another voice, the director, says 'OK let's begin'.