An investigator with the St. Louis County Medical Examiner's Office testified that he did not feel it necessary to take photos or measurements of the Michael Brown shooting scene, even though that is a normal part of conducting a homicide investigation.

The investigator, who is not named in the grand jury testimony and has worked in the medical examiner's office for 25 years, said his camera had no battery power on August 9 and he didn't feel it was important enough to replace the batteries during the four-hours Brown's body remained laying in the street....