the propensity for eyewitnesses to concentrate their attention on any weapon present at the setting where a crime has taken place, therefore hindering their capacity to recall other details of the crime setting, like the assailant's face.
the propensity for eyewitnesses to concentrate their attention on any weapon present at the setting where a crime has taken place, therefore hindering their capacity to recall other details of the crime setting, like the assailant's face.