gun violence

Campus security officers on the Main Quadrangles at the University of Chicago in Chicago. The university announced Sunday that all classes and other activities planned for Monday on its Hyde Park campus will be canceled after the university was informed by FBI counterterrorism officials of a gun violence threat to the campus. (Associated Press)

Lt. Paul Kotter of the Utah Highway Patrol shows his protective vest with bullet holes during a press conference in Taylorsville, Utah, Monday, Nov. 30, 2015. Kotter survived despite being shot three times during a shootout after a traffic stop near Hill Air Force Base. (Ravell Call/The Deseret News via AP)

President Barack Obama boards Marine One for the short flight to Roseburg, Ore. on Friday, Oct. 9, 2015. Obama is traveling to Roseburg, Ore., to meet with families of the victims of the Oct. 1, shooting at Umpqua Community College, as part of a four-day West Coast tour. (Associated Press)

A team of BYU professors, BYU students and a BYU alumnus have made a documentary film about a former police officer who created Utah's first S.W.A.T. team is now investigating it for police brutality.