'Still sad about ... some of my friends that died' — This 10-year-old escaped the Uvalde shooting through a school window. Take a listen to his survivor story. (warning: distressing themes) » Sign up for our newsletter KnowThis to get the biggest stories of the day delivered straight to your inbox: https://go.nowth.is/knowthis_youtube » Subscribe to NowThis: http://go.nowth.is/News_Subscribe