"The on scene commander considered it a barricaded subject... it was in fact still an active shooter situation and not a barricaded subject," says top Texas security official Steven McCraw, as police in Uvalde have come under intense criticism since Tuesday's tragedy over why it took well over an hour to neutralize the gunman -- who ultimately killed 19 children and two teachers at Robb Elementary School. (COMPLETES VIDI32BA92Q_EN) IMAGES AND SOUNDBITES