our report from nbc's jeff rossen. >> reporter: this video, shot by a u.s. advocacy group, shows dirty sewage water to raise shrimp in vietnam. boosting production and driving down cost. would you consider this a public health threat? >> absolutely. >> reporter: ron sparks is the commissioner of alabama's department of agriculture. one of the only states testing imported seafood for these dangerous drugs. >> in some cases, between 40% and 50% of our tests would come out positive. >> reporter: all targeting seafood with the worst record of contamination, shrimp, catfish, crabmeat and talapia, imported from china, taiwan, vietnam, malaysia, and indonesia. in some cases, officials say ending up in our country's restaurants and grocery stores. >> unfortunately, consumers can't tell if any of these compounds are in their seafood. you can't smell it, you can't taste it or cook it out. >> reporter: how dangerous are these chemicals? over time, eating this tainted seafood could cause anemia, cancer, even birth defects. the fda says the risks are long-term and not fu

jeff rossen has the details. >> prince michael, hi. >> reporter: the jackson kids as we've never seenfore. paris, prince -- >> hey, blanket. hi. >> reporter: and blanket relaxed and candid speaking with oprah. >> i kind of felt like no one understands what a good father he was. he was like, i'd say he was the best cook ever. >> he was just a normal dad. >> we used to wake up early and walk the beach. >> reporter: more than a year after michael's sudden death they seem to be adjusting rather well, living with their grandmother katherine surrounded by their cousins. the kid shielded from the public with michael. remember the infamous masks? now prince and paris go to class out in the open with other kids at the buckley school in l.a. >> i guess i was just nervous. >> about? >> everything. they just said who's new, raise your hand and then a lot of kids raised their hands. >> you felt better and didn't you feel better? >> yeah. >> did kids react to who you are? >> my friend, she didn't know who i was until we went on outdoor ed. >> and then what happens? what happens when people discover

jeff rossen is here with more on this.r heartbreaking story. >> we have been covering this for a year now. from the moment this happened phoebe's family has been hurting but especially heart right now. tomorrow would have been phoebe prince's 16th birthday and now for the first time her father is opening up about the bullying, the pain and the forgiveness. >> reporter: phoebe prince at 12 years old, her whole life ahead of her. in this home video given to nbc news, the portrait of a happy, playful girl. just last year at thanksgiving relatives say phoebe seemed okay, smiling and enjoying some family time and over christmas she opened presents with her dad. it would be her last thanksgiving. her last christmas. just months later, phoebe hanged herself at home. she was allegedly the victim of vicious bullying at school. prosecutors say the so-called mean girls of south hadley high would scream at her and threaten her daily. phoebe couldn't take it any more. monday night, phoebe's father jeremy prince broke his silence on iri

jeff rossen went to food courts around the country and he's here to talk about what he found. >> i gets. >> what you found. >> our three-month investigation went inside some of the most popular malls in the country and uncovered critical health violations that could actually make you sick. this morning we take you behind the counter of food courts to show you what's really going on. within minutes at this boston mall, we saw it. a cockroach climbing the wall right next to the grill at this popular japanese place. >> oh, you're kidding. oh, i wish you hadn't told me that. >> reporter: most critical violations aren't as obvious. bare hands on your food, raw meat sitting out and filthy kitchens to name a few. we traveled across the country visiting food courts at the mall of america in minnesota and south street sea port in new york city. we traveled with food safety expert cindy rice. and pulled hundreds of inspection reports that exposed the dirty truth. rice says food courts may be more risky than your average restaurant because of their tighter work spaces and higher volumes. >> so, t

but here's jeff rossen. >> reporter: from the moment this happened.ebie's family has been hurting, but it's especially hard this week, not just because of the holiday, tomorrow would have been phoebie's 15th birthday. now her father is opening up about the bullying, the pain and forgiveness. phoebie prince at 12 years old, her whole life ahead of her. in this home video, given to nbc news, the portrait of a happy, playful girl. just last year, at thanksgiving, relatives say phoebie seemed okay smiling, enjoying some family time and over christmas she opened presents with her dad, it would be her last thanksgiving, her last christmas. just months later, phoebie hanged herself at home. she was allegedly the victim of vicious bullying at school. prosecutors say the mean girls would scream at her and threaten her daily. phoebie couldn't take it anymore. monday night phoebie's father jeremy prince broke his silence on irish television. you keep waking up thinking it's a scream, but he's not angry at phoebie's bullies. there's no realing in anger, no healin

jeff rossen is in los angeles and has details on this story. >> reporter: as you mentioned, it just happened time a contestant on the bachelorette as killed himself in california. experts say we don't really know them. when reality tv life is over, their real lives can be hard to watch. >> i'm ready to have somebody that can be open and honest with me. >> reporter: on season 5 of the bachelorette, jillian was looking for a husband. >> i am julien. >> reporter: and julien was in the hunt. julien only made it through two episodes, voted off the show. friends say he was saddened by the rejection. just this month, a year after the taping he shot and killed himself. julien's family says he battled depression along before his tv run. >> julien was kind of a father figure to all of us on the show. it's not only sad, it's confusing as to what happened and why it happened. >> reporter: julien's death raises new questions about reality show culture and the young contestants they look for. >> from an age group, statistically, these people are set up for suicide and acting out. >> reporter: sadly there'

jeff rossen is here to tell us what he found out. >> reporter: i know you love seafood, but most of itm here. in fact 80% of fish and 90% of the shrimp actually come from overseas. this morning our "today" investigation has found some of your seafood may have toxic chemicals, causing serious health issues. sauteed, fried or fresh, we love seafood, appetizing for sure, until you see where some of it comes from. this video shot by a u.s. advocacy group shows dirty sewage water used to raise seafood in vietnam. the fish pumped with toxic antibiotics and drugs just to keep them alive, boosting production and driving down costs. >> would you consider this a public health threat? >> absolutely. >> reporter: ron smith is with the department of -- there's several chemicals that are added to seafood. chemicals so toxic to humans, they're banned in all foods. >> in some cases, 40% to 50% of our tests will come out positive. >> that's a disturbing number. >> it is to me that's high we continue to test. >> reporter: similar results all targeting seafood with the worst record of contamination, shri

jeff rossen has details. good morning. >> reporter: good morning.people in hollywood are worried including charlie sheen's friends. he admits he's an addict and needs help. he's hire add sober coach, basically a full-time counselor to keep him away from drugs and alcohol. the coach has moved into sheen's house. >> good morning, charlie. >> reporter: new video of charlie sheen, cigarette in hand. happy to go back to work today? >> reporter: this week the highest paid actor on tv is back on the set of "two and a half men." >> the good news is you are a perfectly healthy 50-year-old man. >> i'm only 40! >> tell that to your liver. >> reporter: but it's not back to normal. sheen has a shadow. a new sober coach who follows him everywhere, even to work. his mission -- keep sheen away from drugs, alcohol and trouble. >> initially the sober coach will want to test him regularly, probably daily, maybe multiple times a day. the coach needs to act as a barrier. sometimes a physical barrier between a client and a bag of dope or a client and a bottle of booze. >

jeff rossen is here with what he found out. i have a feeling it's not good. >> it never is.als plus it sold in some of the country's biggest baby stores. the program as you mentioned is called your baby is read. and that's the promise, if you buy this program, your baby as young as three months old can learn to read. our investigation goes after the truth. >> what you are about to see will amaze you. >> which one says keys. >> the commercials are amazing. >> what about this word? >> baby. >> good job. >> reporter: those babies sure look like they're reading and if you buy the program, the ads claim, your baby can too. >> my daughter began reading when she was 8 months old. >> reporter: the program costs up to $200. >> the reason i wanted to buy it is to give her a head start before school. >> reporter: she says it didn't teach her daughter anything. >> what you're getting is not really what they say. >> a baby's brain craves stimulation. >> it's based on science that all babies can read. >> reporter: warning that if you miss that window your child will fall behind. but is th