As talkback titan Ray Hadley took the witness box in Alan Jones’s indecent assault and sexual touching trial, the court heard accounts of a tearful disclosure, a secret contract and decades of professional animosity. Under cross-examination, explosive text messages laid bare the full extent of the station’s high-stakes internal power struggle. Host Nour Haydar and Guardian media correspondent Amanda Meade are back to take you through week five of the trial of Alan Jones