text: The Independent Police Complaints Commission (IPCC) said the man, named as Josh Pitt from Leighton Buzzard, died from a single gunshot wound.
  He was fatally injured after police attended a property in Hibbert Street, Luton, at 14:00 GMT on 9 November.
  The IPCC said body-worn video footage from some of the officers will be analysed as investigations continue.
  For more on this story and other Bedfordshire news
  It said a forensic examination of the scene took place and a "a number of knives" were recovered.
  A post-mortem examination on Friday gave the provisional cause of death as a gunshot wound to the chest, the IPCC said.
  Mr Pitt was described by Bedfordshire Police as white and British.
  He was initially treated at the scene by officers and paramedics but died at hospital at 14:50 GMT.
  IPCC Commissioner Mary Cunneen said: "My thoughts and sympathies are with the family and friends of Josh and all of those affected by this fatal shooting.
  "Our investigation will look at the circumstances surrounding the incident and the actions of the officers involved.
  "We have spoken to Josh's next of kin to inform them of our role and will be keeping them updated.
  "I ask anybody who may have seen or heard anything in the Hibbert Street area on Wednesday afternoon, which may be useful to our investigation, to contact us."
target: A "number of knives" were found at the scene where a man was shot by police, investigators have said.