related_tweet: @realdonaldtrump a 2010 study by the center for immigration studies says that 30 countries offer birthright citizenship.
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  so ... was it a case of ignorance or just another lie?