struggling with mental illness. again, this is coming from the texas attorney general. we are now getting more information about the heroic individual who helped take down the shooter. jack wilson is his identity, his name, he's been formally named. take listen how the texas attorney general, joe paxton. saw this. >> he taught many people in this church how to shoot. he taught them how to be prepared. he's not only responsible for his actions which ultimately saved the lives for hundreds of people, but he's also responsible for training a lot of people in that church. >> reporter: and brianna, jack wilson issued a statement. i want to read you a short bit of that. he wrote, the events at west freeway church of christ put me in a position i would hope no one would have to be in, but evil exists and i had to take out an active shooter in the church. we know there was nearly 250