Open this photo in gallery: Students who are unable to re-enter the U.S. will have to apply for a Canadian study permit and would be enrolled as full-time, non-degree students at U of T's Munk School of Global Affairs and Public Policy.Nathan Denette/The Associated Press Harvard and the University of Toronto have agreed on a contingency plan to allow some Harvard students to complete their program in Canada if they’re unable to re-enter the U.S. due to visa restrictions. Students at the Harvard John F. Kennedy School of Government who are unable to re-enter the U.S. will be able to...