no it doesnt.
this is like saying christ walked on water.
only christians believe it.
karma and its buddhist beginnings are man made. only buddhists should believe in karma, i know i dont.
http://dictionary.reference.com/search?q=karma
to acknowledge karma is to achknowledge "destiny" or "fate" - there is not one of you who can convince me fate and destiny exist.
its all a crock of lame bullshit by people with no power to stand without either reward or punishment for their action.
do as thou wilt.