http://cinemaslasher.com/2013/10/02/murder-eleven-trailer-officially-drops/
http://www.dreadcentral.com/news/70965/prostitutes-beware-killer-stalks-streets-first-trailer-murder-11
http://www.igorslab.com/home/2013/10/2/trailer-for-indie-serial-killer-film-murder-eleven.html