http://www.independent.co.uk/news/uk/home-news/mod-deletes-data-on-afghan-tours-2096802.html
Electronic records on the activities of British troops in Afghanistan are routinely wiped from computers when regiments return to Britain, creating a gap in the documentation of soldiers’ actions that a leading legal expert believes “smacks of cover-up”. The Ministry of Defence confirmed this weekend that it has no established method of archiving the data generated during the deployment of soldiers abroad.