http://www.nationalreview.com/corner/430437/new-ad-trump-supports-amnesty-makes-money-illegal-immigrants
The ad calls attention to a July Washington Post story contending Trump still employs illegal immigrants:
https://www.washingtonpost.com/local/they-say-they-arrived-in-the-us-illegally-now-theyre-working-on-trumps-dc-hotel/2015/07/06/9a785116-20ec-11e5-84d5-eb37ee8eaa61_story.html
He employed illegal Polish immigrants to work on one of his hotel destruction jobs where they were exposed to asbestos, too.