Study: PG-13 movies have more gun violence scenes than R-rated films (PhillyVoice, January 12th, 2017)
A disturbing trend: More violence in PG-13 films [audio] (KPCC, Southern California Public Radio, January 11th, 2017)
New year, old story: Gun violence still rising in PG-13 films, report says (Deadline Hollywood, January 11th, 2017)