the parkland school shooting were allowed to enter that building, which remains untouched after five years. it was one of the deadliest high school shootings in history, and the building is open after the trial of the school resource officer. not all parents decided to go, of course, but my next guests did. max schachter and linda beagle schulman both lost their children in the tragedy. max and linda join me now. thank you for joining me tonight. linda, i do want to start with you. your son, scott, was the teacher at the school. he died while saving 31 students from that gunman. i wonder when you made that visit, what did you see there? what emotions did it bring up for you? >> well, thank you for having me, abby. when we drove up to school, i remember saying to my husband that i had such trepidations