"One of the main criticisms of Donald Trump’s proposed moratorium on
Muslim immigration is that it’s unconstitutional. For example,
Republican presidential candidate and law graduate Marco Rubio said that
the plan “violates the Constitution” earlier this week.
However, two notable law professors — Jan C. Ting of Temple
University and Eric Posner of the University of Chicago — say those
critics are wrong and possibly don’t know much about legal history."