How did the prosecutors handle more horrifying or sensitive information during the the nuremberg trials of the holocaust ?

answer in full sentenced

The written information of different natives, presented by the prosecution, was translated into their own languages.
Hearsay were also considered, which are generally not considered under court laws. 
Defense and prosecution were not allowed to challenge the military, legal, and political authorities of the court. 
Traitors had to be dealt in their own countries.
Ordinary killers were trialed by the court-marshalls.
Human atrocities including racism were treated under the Hague Convention of 1907.
Doctors who injected typhus, urine, and gasoline in the people, in the name of the experiment were also seriously charged and convicted.