General Secretary Jennie Formby, who is alleged to have interfered in party probes of anti-Semitism, accuses Tom Watson of 'traducing' her reputation as she undergoes chemotherapy

Party condemns documentary in which former staff members recount abuse they experienced; Jewish Labour Movement says it has received testimonies from dozens of others

Whistle-blowers tell BBC of systemic intervention in disciplinary proceedings from party higher-ups who 'overruled and downgraded' punishments for hate speech against Jews