Aurora, Colorado — Warner Bros. issued a statement Tuesday commenting on the controversy surrounding the film “Joker,” years after a mass shooting during a “Batman” movie in Colorado in 2012. Family members of mass shooting victims have raised concerns about the film.Tina Marie Coon has joined three other family members whose children were killed or traumatized by the Century 16 Theater massacre in Aurora. In a letter, they asked the film’s studio Warner Bros. to “actively lobby for gun reform.”CBS News asked Coon if she’s concerned that a movie

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