Silly Superstition...

http://www.myfoxorlando.com/myfox/pages/Home/Detail;jsessionid=624E1C2F1D1C31C4844F655CD2979273?contentId=6932236&version=2&locale=EN-US&layoutCode=TSTY&pageId=1.1.1&sflg=1

Ok, seriously, it's just a stupid piece of bread. Regardless of what supernatural powers you ascribe to it, it's not worth killing someone over.