-they admitted to going in to save their own kids
-they otherwise refused to re-enter the building, despite the urgings of desperate parents
-they can't decide whether to claim that he barricaded himself in and started shooting, or that they successfully contained him -they neglected to mention whether the classroom he was "contained" in was the same one the victims died in, or whether they were still alive at the time

(but based on their initial story about him locking himself in and then opening fire, it would seem the answer is yes & yes)