a classroom where a gunman had barricaded himself. security officials have been criticized for waiting before confronting the 18 year old killer. 19 children and 2 teachers were killed. and tuesdays you ve all day assault, texas governor greg abbott says he was initially misled about the police, his response the information that i was given turned out in part to be inaccurate. and i m absolutely livid about that. and here is my expectation. my expectation is that the law enforcement leaders that are leading the investigations which includes the texas rangers and the f b i, they get to the bottom. americas biggest gun lobby has held a major convention despite criticism over gun violence in the u. s. former president, donald trump and senator ted cruz were among those speaking. john henderson has more from houston, texas. what you re hearing right now is to seeing those are members of the enter a convention coming out and the voice is behind the camera or i m bridge it was earl