Styles told Manyon he believed it unlikely that the IRA would have succeeded in detonating a bomb in the assembly area from the petrol station where McCann and Farrell were shot (a distance of approximately ). Returning to Proetta, the documentary heard her reaction to Howe's statement that McCann and Farrell made threatening movements; Proetta believed that the incident was triggered by the siren from the police car on Winston Churchill Avenue. She believed that any movements McCann and Farrell made were in response to the siren, and was adamant that the pair had their hands up when they were shot. Manyon summed up the programme's findings: