was particularly interested in the 1999 massacre at columbine high school and its perpetrators, dylan klebold and eric harris. yet, despite all this, investigators say there was no single emotional event that led to the carefully planned assault on the school. >>> let's move on to iran now. fresh off the historic deal with that country to freeze its nuclear development, the white house facing a growing battle with a different political adversary, congress. harry reid has indicated the senate will consider stronger sanctions after the holiday break. he's also planning hearings on the pact, a move that could easily threaten the fragile accord. according to "the new york times," the deal is the latest strain on relations with longtime ally in the region saudi arabia. then, in san francisco, president obama panned the wave of criticism, saying diplomacy remains the best option. >> huge challenges were made, but we cannot close the door on diplomacy and we cannot rule out peaceful solutions to the world's problems. we cannot commit ourselves to an endless cycle of conflict. and tough talk and blus

i am dylan klebold and eric harris' mother, i am james holmes's mother, i had jared loughner's motherp. in the wake of another horrific national tragedy, it is easy to talk about guns, but it's time to talk about mental illness. that's what we're doing today. liza long joins me from boise, idaho. and dr. drew joins us as well. liza, so nice to have you on. what an incredible piece, so open you were in this. what is it like to have a child where, you know, day to day, you write, he terrifies you? >> well, it's pretty much what i wrote, to be honest. you feel like you have no good options as a parent. i think any parent whosel's had child with a disability of any kind knows the frustrations and the hopes and dreams you have for your child. when you can't find answers anywhere, when you're actively seeking help for your child, and everywhere you turn, you can't get solutions, it's a really frightening thing. >> you have other children as wem. you talk about that, and an incident with a knife in this particular piece. how is your son doing since you wrote this? >> you know, honestly, broo

was particularly interested in the 1999 massacre at columbine high school and it perpetrators dylan kleboldarefully planned assault on the school. the report also reveals that lanza had five different firearms that december day, including two handguns and a semiautomatic rifle and shotgun. his mother had apparently written him a check for christmas to buy another handgun. this diagram shows the incredible amount of ammunition he had at the school alone. 301 rounds, 147 live, 154 used. that's one story on mental health. we'll put it over there. >>> and now to virginia. state senator creigh deeds is blaming health officials after his son stabbed him multiple times and later committed suicide. gus deeds was evaluated last monday, but according to the "richmond times-dispatch" was released after the community service's board could not find a space to keep him. 13 hours later, gus deeds apparently attacked his politician father, creigh deeds, before apparently taking his own life. deeds says the father in an interview with a local reporter, "i cry a lot. i can't focus now and talk to anyone. i h