i am adam lanza's mother, i am dylan klebold's mother.ne if your child put a knife at your throat? >> could her son be the next shooter? >> the moment i heard about newtown, my first thought was, what if that's my son some day? >> a "dr. oz" you will never forget. dr. oz: today i'm shining a spotlight on the mental illness epidemic across america. it's not something we feel comfortable talking about, but we all need to. i don't want to wait until