Most Visited Reports of active shooter at Ontario Mills false July 30, 2022 FacebookTwitterReddItWhatsAppLinkedinTelegramViberPinterestTumblrEmailMixVKDiggLINEPrint Sky9 was over the scene of Ontario Mills where police say reports of an active shooter are false. Officials did clear the mall as a precaution, but found no evidence of a shooter. They are still asking people to avoid the area.