Janco himself was a personal witness to the violent events , noting for instance that the Nazi German bystanders would declare themselves impressed by the Guard 's murderous efficiency .
How the thugs made an example of the Jews trapped in the Choral Temple .
Janco himself was a personal witness to the violent events , noting for instance that the Nazi German bystanders would declare themselves impressed by the Guard 's murderous efficiency , or how the thugs made an example of the Jews trapped in the Choral Temple .