In the United States, someone found not guilty of a crime by reason of insanity can be involuntarily confined in a mental institution indefinitely
Lichtenstein has such low crime rate that despite having only 91 officers, there hasn’t been a murder there since the late 1990s.
In 2008, Finnish police found a dead mosquito while searching the inside of a stolen car. They tested the blood from the mosquito's last meal and successfully used it to identify the thief.
crime is a young man's game --- half of all crimes are committed by people under the age of 18
Iceland has such a low crime rate that the Police don’t carry guns
Many murder cases in Japan are declared suicides in order for Police Officers to save face and to keep crime statistics low.
Identical twins were suspects in a $6.8 million jewelry heist, but they had to be released because DNA evidence proved that at least one brother took part in the crime but it could be determined which one.
Japan enjoys one of the world's lowest crime rates
Identical twins are sometimes acquitted of crimes even though one of them is a definitely guilty since identical twins have almost identical DNA and legal system cannot afford to punish the wrong twin for the crime.