katie. >> couric: byron pitts. byron, thank you very much.k for your comment and questions on twitter and facetoday. jan crawford in washington is our chief legal correspondent. jan, what kind of laws against bullying are currently on the books? >> reporter: well, katie, there's no federal law, but 45 states do have laws, the strongest require things like anti-bullying classes in schools, counseling for the victims, and reporting potentially criminal bullying to law enforcement. in the tragic case where's a student is hurt or commit suicide, prosecutors can file criminal charges. >> couric: so i guess the question is are these laws actually enforced, jan? >> well, we've seen recent cases, like one in massachusetts, where student have been charged with felonies. there, a 15-year-old girl, phoebe prince, committed suicide after she was bullied and prosecutors have charged thalled perpetrators with a range of crimes, including statutory rape, criminal harassment, and civil rights violations. katie. >> couric: jan crawford, jan, thank you. if you

byron pitts, cbs news, ross well, georgia. >> that's the "cbs morning news" for this wednesday.we hope you'll join us a bit later for "the early show." i'm betty nguyen. later for "the early show." i'm betty nguyen. have a great day! -- captions by vitac -- www.vitac.com >>> your realtime captioner is linda marie macdonald. caption colorado, l.l.c. >>> execution cancelled. what the judge needs to look at before capital punishment can resume in california. >>> a mystery rc

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here's chief national correspondent byron pitts. >> reporter: the mere sight of a peanut used to sparkar in 11- year-old j.p. hainline. >> i knew if i had peanuts i could very well die. >> reporter: up to 200 deaths a year are caused by food allergies, most due to peanuts j.p. hainline's mother took no chances. what kind of changes did you have to make? >> we had to change where we ate at restaurants. if we did go out, we had to speak to a chef. >> reporter: even trace amounts must be avoided. >> it takes as little as a hundredth of a peanut to cause a life-ending reaction. >> reporter: but research at duke university medical center is showing the culprit may also be the cure. the experimental treatment called oral immunotherapy uses peanuts to build up tolerance. starting out with the equivalent of one one thousandth of a peanut, study participants eat it with food on a daily basis. >> they build up to a higher dose, that goes on for about six to eight months and at a certain point their immune system begins to change so that they're no longer having reactions. >> reporter: in one stu

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