The article reads In the first modern day Batman film Batman s parents are murdered by the Joker However in the fifth modern day film Batman Begins his parents are shown to be murdered by a street mugger However I don t think Batman Begins should be considered a retcon It doesn t appear to be intended to be a part of the same continuity as the previous four movies just as they aren t intended to be in continuity with the TV show and the TV show isn t in continuity with the comics