e includes evidence of mental and physical capability and medical opinion about the capability of individuals to return to their duties. When searching for human factors evidence as well as wreckage evidence it is important to document everything properly and accurate. Photographs and video can be extremely handy because they can preserve otherwise perishable evidence. As an investigator you should photograph liberally, but should also be selective and cautious when including photographs in the report. (AFI 91-204,1999)The way in which both boards conduct and carry out their investigations is very similar. The only thing that differs between the two is the way in which the information gathered from the scene gets used. AIBS goals are to settle the legal side of an accident while a SIB goal is to ensure that the accident does not go in vain and that we can learn from the accident in order to prevent future mishaps and make aviation a bit safer.Missile Mishap Reporting/InvestigationNaturally with any aviation accident the investigation to find out what had happened will be similar in methods and even the regulations that were established to conduct those investigations. The primary subject that separates the military from the other investigative branches that handle mishap/accident reporting is the involvement of ordinance, mainly missiles. The following section will address the issue of missile mishap reporting/investigation.Definitions:Missile: Systems that are propelled through the air that are unmanned, guided byinternal or external systems, self-propelled, and designed to deliver ordnance to a target or act as a target. This definition includes training missiles and sub-scale remotely piloted vehicles (RPVs). (AFI 91-204,1999)Mishap: An unplanned or unsought event, or series of events, resulting in death,injury, occupational illness or damage to, or loss of, equipment or property. (AFI 91-204,1999)Missile Mishap: which involve ...