some of them expressed anger, like the father of daniel rohrbough, who said except for the letter she wrote, he never heard her say she's sorry. we don't know if he watched tonight, but this is what he said years ago. says forgive everyone, god forgives everyone. but he doesn't, he never forgives the >> reporter: patrick ireland, the boy who tried to escape out the window and suffers traumatic brain injury, said he just wants to forget their names and move on. but other families told us they want to offer sue klebold their prayers and their grace. rachel scott was the first to die at columbine. her family has a foundation teaching forgiveness, because they say it's the way god flows through us to help others. anne marie hochhalter, a bullet paralyzed her from the waist down. >> i realize that holding onto that anger does nothing. you know, it just brings you down. >> reporter: tom mauser, who wears his son's shoes as he makes his way through life on a mission. for daniel, he fights to keep guns out of the hands of kids and criminals. he told us he actually met with sue klebold, and th