bookcases, you want to secure those; right? this is what's going it happen. if you as nerts you went in there and got a report that there may be people trapped, where would you start looking for them? upper floors and void spaces. again, we talked about glass. are these people a little too close, do you think? did they give you a rule of thumb how far away to stay from buildings. well, actually 1 1/2 times the height of the building. so if you are in a 30-foot building -- you already did the math -- you want to be 45 feet away. glass falls out, too, do you think it just falls straight down? no, it kites its way around. it can kite up to two blocks away. be aware of that, got your helmet on. types of hazard, you have above ground, ground and below ground. what's an above ground hazard? glass, wires, falling objects. some of the ground level hazards are glass. what's bad about uneven surfaces that are slippery? we already talked about that. you fall, you're going to hurt yourself. is water a bad thing to have? water seeks its own level, there's a hole, covering

so i have a sheet, and all the sheets i had different amenities such as chairs for $25, or a bookcase for $150. to a water filter for $300. >> reporter: she even designed and sold t-shirts. through steady hard work, rachel raised the $13,000 to build the school. but the school needed more than just a building. it also needed teachers, computer, and educational materials. >> that was really all i was hoping for. i couldn't even imagine how much more i would be able to raise and how amazing people were going to be in donating. >> reporter: so rachel kept at it, and even surprised herself. >> i'm actually to date have raised just over $57,000. from t-shirts and fundraising letters, and actually, i just received a $5,000 award from the supreme master qing hai of vietnam. >> reporter: after months of fundraising, she got a chance to see the school that bears her name, and meet the children who would use it. she and her family made the 18-hour flight from her home in new york to cambodia. >> seeing how appreciative they were, it made me feel so much better about myself, knowing this year wa

and the living room has bookcase, hardwood floors, fireplace, and the price tag for the house, of course you want to know, $7 million. >>> our next story is about cancer recovery and the gift of motherhood. dr. kim introduces us to a bay area woman who gave her sister something great to live for on this mother's day. >> reporter: alain yeah of marin county loves being a mom. that's why she had no doubt she would carry her younger sister's baby. >> i love my kids so much and i just knew like how can she not experience motherhood. >> reporter: three years ago her sister heidi was diagnosed with cervical cancer. three surgeries and chemotherapy would make it impossible for the 28-year-old to have children. >> most women want to have children. and to have a doctor tell you that's going to be taken away because i have to save your life, have to treat your cancer and save your life, is devastating. >> reporter: thanks to modern medicine, young cancer patients now have options. before her cancer treatment, heidi had 32 of her eggs harvested. some were fertilized all were frozen. now all heidi n

it is what it is and it has built-in bookcases. its kind. it was designed and built by the people who live there now. the husband built it to fulfill his wife's wish to live in a loft-style home. what a nice guy. it's almost 3,000 square feet big, handicapped adaptable which makes people depressed but this makes handicapped look good. everything is accessible by a wheelchair from everywhere in case you get old. neat as a pin. the main living areas feel bigger. the windows give plenty of light throughout the house. it's completely private all around. the entryway and dining room and living room all have soaring ceilings. there is a great shot. you can see they put great attention to detail. great lighting. what's wrong with the house? not a thing. >> all right, barbara. thanks so much. >> enjoy the weekend. >> you, too. coming up, more music from rihanna on the plaza. first, these messages. [ female announcer ] now, give dry, damaged hair a whole new life! with aveeno nourish plus moisturize. active naturals wheat formulas target an

you'll have a big bookcase on indian punjab.akistani punjab, which is ten times the size of indian punjab, you'll have one shelf. and many of those books now literally decay in the past. as i said, my sense, however, is that the effects of urbanization and after all, you know, this is true in many other places as well. we know very well from other countries, playly in africa -- particularly in africa, that even, you know, tremendous growth of cities doesn't necessarily lead to fundamental changes in political patterns at all. or at any rate, i mean, in much more ambiguous and slow ways than we think. progress for the future, well, to some extent perhaps you could say that the biggest hope is china in, india out by which i mean input from china. there is a lot of hope in the pakistani industrial establishment that as china's population ages, as china's wages go up and living standards go up, so labor intensive, low-tech industries will move out of china into pakistan. of course, greatly helped by the geopolitical relationship wit