 In October 2005 the police forces of Gloucestershire, Thames Valley, Warwickshire and West Mercia pooled their resources under the name "Operation Haul".The police spent weeks examining CCTV footage, mobile phone records and images from speed cameras as they investigated 116 offences ranging from country house burglaries to cash dispenser thefts.In April 2006, detectives discovered an underground bunker at a field owned by an associate of the Johnsons near Stratford-upon-Avon.