Western University in London, Ont., is remembering its four graduate students who died in the crash of flight 752. Ghazal Nourian, Milad Nahavandi, Hadis Hayatdavoudi and Sajedeh Saraeian were all on board when two missiles were launched at the Ukrainian airliner near Tehran on Jan 8. Ghazal Nourian was a Ph.D. student at Nanophotonic Energy...