and they thought he would perhaps be more stable in the morning, the plan was to take him to the csb in the morning and get him over to charlottesville to the halfway house. >> he was very agitated? >> he didn't sit down all afternoon. he would pace the floor, stop and hold his chin in his hand and look at me and smile. just this little closed up smile, and then he would pace some more, and pace a little while and look at me again. as the time slipped away, i knew there would be a confrontation. i had no idea it would be violent. i had no reason -- i mean, gus and i -- i had no reason to think there would be violence. >> csb where he took his son is a community services board. when we come back, he talks about the attack that nearly killed him. >> when i turned around, i could see he had something in his hand that was coming at me, but i didn't really, i had no idea what was coming -- it was in his left hand. i couldn't tell, you know, i thought it was a screw driver, i had no idea what it was. he kept coming at me with stuff, i said, what's going on. i said, gus, i love you so much,