Highlights from Saturday’s USC football practice

USC Trojans wide receiver Randal Grimes during USC Spring practice on Brian Kennedy/ Howard Jones Field on the campus of the University of Southern California on Saturday, July 29, 2017 in Los Angeles. (Photo by Keith Birmingham, Pasadena Star-News/SCNG)USC Trojans wide receiver Randal Grimes during USC Spring practice on Brian Kennedy/ Howard Jones Field on the campus of the University of Southern California on Saturday, July 29, 2017 in Los Angeles. (Photo by Keith Birmingham, Pasadena Star-Ne