In the U.S v. Ivanov case, what was the major issue in the case? What statutes or directives were interpreted in this case? How did the court or

In the U.S v. Ivanov case, what was the major issue in the case? What statutes or directives were interpreted in this case? How did the court or government agency apply these statutes or Directives? Did many agree or disagree with the decision and why?