There have been several widely reported incidents of sexual assault conducted while the perpetrator was allegedly asleep .
已经有好几起犯罪者据称是睡着的性侵犯事件被广泛的报道。
In practice , even in caribbean islands where hanging is not carried out , murders are often followed by the death of the perpetrator , gunned down either in gangland reprisals or by the police .
Other applications of the findings include eyewitness memory : a witness to a violent crime , for example , may attribute malice to a perpetrator an impression which , according to the researchers , will influence memory for the perpetrator 's face and emotional expression .
At the trial , webster spoke of the murderer 's " self-possession " and " utmost coolness . " The perpetrator , he added , ultimately was driven to confession because he believed the " whole world " saw the crime in his face and the fatal secret " burst forth . "