This case challenges President Trump’s Muslim ban. The lead plaintiffs have been detained by the U.S. government and threatened with deportation even though they have valid visas to enter the United States. One plaintiff, Hameed Darweesh, an Iraqi husband and father of three, worked for the U.S. military and his life was in danger in Iraq due to that relationship. The other plaintiff’s wife and son were threatened because of their perceived ties to the United States. U.S. Customs and Border Protection detained both men in JFK Airport in New York as they entered the country.