Trump attends Supreme Court hearing on birthright citizenship The Washington PostTrump calls U.S. ‘STUPID’ for birthright citizenship after attending Supreme Court arguments cnbc.comParents fear their children born in the US could become ‘stateless’ if Trump wins birthright case cnn.comTrump attends Supreme Court arguments over his executive order, a presidential first NPRSupreme Court considers a historic case about who is — and isn’t — born a citizen NPR