Russia's worst woman serial killer dubbed 'Satan in a Skirt' after murdering 17 pensioners in eight year reign of terror

Mother of two Irina Gaidamachuk dubbed 'Satan in a Skirt', posed as a social worker to gain entry to the flats of her victims.

After securing their trust, the 41-year-old killed them by smashing their skulls with a hammer or an axe.

Then she robbed her victims, who were between 61- and 89-years-old, for the small amounts of cash in their purses.

http://www.dailymail.co.uk/news/article-2154900/Russias-worst-woman-serial-killer-dubbed-Satan-Skirt-murdering-17-pensioners-year-reign-terror.html