视频介绍
屠夫面包师
参考资料：
https://en.wikipedia.org/wiki/Robert_Hansen 汉森维基百科
http://maamodt.asp.radford.edu/Psyc%20405/serial%20killers/Hansen,%20Robert%20-%20fall,%202005.pdf
https://web.archive.org/web/20120314021136/http://www.gather.com/viewArticle.action?arti