>> what were they afraid of, sir? >> reporter: aiming their frustration directly at the texas department of public safety steve mccraw who is expected to deliver an update on the investigation today. first, the families of the victims spoke out. >> misinformation after misinformation. when this occurs you're actually adding insult to injury. >> reporter: naming each of the victims, family members made mes. >> it's been six months and three days since my son and classmates were murdered. >> reporter: driving three hours to uvalde tour the response. some citing lack of transparency and the toll it's taken on the entire time. >> basically lit a match and you set the town on fire. it's time for you, sir, to keep your word and offer your resignation and turn in your ba badge. people have lost trust in law enforcement. >> reporter: mccraw gave an undate. >> enough knowledge, enough