http://www.newsweek.com/2016/12/23/donald-trump-foreign-business-deals-jeopardize-us-531140.html
"The conflicts between the commercial interests of the Trump family and U.S. foreign policy extend beyond the many financial benefits for the next president and his children. Already, there is a situation in which the president of the United States could be blackmailed by a foreign power through pressure related to his family’s business entanglements."
