SXU's Robert Shapiro talks about international terror attacks on WGN06/07/2017 01:13:16 PMtrueSaint Xavier University’s (SXU) Political Philosophy Professor and International Relations Expert Robert Shapiro recently served as an expert source during an in studio interview at 4 p.m. with WGN on Tuesday, June 6.imgWed, 07 June 2017 13:13:16 -08002017