Trump has said all along that anchor babies are not citizens and too heat several times from Bill O'Reilly. How many lawyers can you find here that will declare anchor babies are citizens? That fallacy is not even based on a decision but on a footnote on a decision.
If anyone wants to see the 1000 post thread from 2013 on this topic
http://www.freerepublic.com/focus/news/3084995/posts