A White House official has declined to comment when pressed on the possible extradition of Amanda Knox to Italy.
A spokesman said: "This is a matter, as I understand it from my reading of the press, is still in a legal proceeding.
"For questions about that issue, I would refer you, as a broad principle as opposed to a matter that is still in a legal process, I would refer you to the State Department and the Department of Justice."
More top news
The majority of cases are associated with travel to the Caribbean according to the figures from Public Health England.
The nine-year-old girl was riding her bike along a path running between Lancaster Road and Challenge Way on August 22.
Opponents of Enrique Pena Nieto say Mr Trump should not be welcomed into a country whose citizens he branded as rapists and criminals.