RUSHES: Wimbledon school crash: Wimbledon school crash emergency services press conference

Wimbledon school crash: Wimbledon school crash emergency services press conference; ENGLAND: London: Wimbledon: EXT Press conference participants along towards press conference / Press conference participants introduce themselves - Detective Chief Superintendent Clair Kelland (Met Police), Dr John Martin (Chief Paramedic), Andy Pennick (London Fire Brigade), John Tucker (Chairman of the Board of Governors, Study Prep School), Helen Lowe (Headteacher, Study Prep School), Sharon Maher (Headteacher-elect, Study Prep School)/ Detective Chief Superintendent Clair Kelland (Met Police) press conference statement (close to tears at certain points) SOT Dr John Martin (Chief Paramedic, London Ambulance Service) press conference statement SOT Andy Pennick (London Fire Brigade) press conference statement SOT