Lee Balkwell cement mixer death investigation 'flawed'
Essex Police has been severely criticised for failures in the investigation into a death 10 years ago.
Lee Balkwell, 33, died in July 2002 at an Essex farm after suffering multiple injuries.
Eight police officers have come in for criticism in a report by the Independent Police Complaints Commission.
The full investigation is on Inside Out in the East, BBC1 on Monday, 30 January at 19.30 GMT. It is also available nationwide on the BBC iPlayer for seven days after broadcast.