Ravanal says he found details in the 1973 autopsy report are not consistent with suicide and that the wounds on the body were likely caused by more than one gun .
Forensic expert Luis Ravanal has been studying Allende 's autopsy since 2007 .
expert says Allende found details in the 1973 autopsy report are not consistent with suicide and that the wounds on the body were likely caused by more than one gun .
Forensic expert Luis Ravanal has been studying Allende 's autopsy since 2007 .