Did the Fourth Circuit below err in concluding —in conflict with the text of the Hague Convention and the cases of this Court and six other circuits—that United States courts can consider circumstances other than those relevant under the laws of the country of residence to determining parties' custody rights under the laws of that country at the time of an allegedly wrongful retention?

Did the Fourth Circuit below err in concluding—in conflict with the text of the Hague Convention and the cases of this Court and six other circuits'—that United States courts can consider circumstances other than those relevant under the laws of the country of residence to determining parties' custody rights under the laws of that country at the time of an allegedly wrongful retention?