dr. jon lapook is with one group that is living proof. >> good job!reporter: for anyone who thinks they're too old for exercise, meet the ladies of the louisiana tigerettes. >> my name is mavis albin, i'm 75 years old. >> loretta hill, i'm 72. >> nickie, i'm the baby of the group, i'm 65. >> reporter: the tigerettes have won seven gold medals at the u.s. senior olympics and, in a style that might not be considered very grandmotherly. what do the other teams say about you? >> somebody says "who are you playing?" and they say "are you playing the tigerettes?" and then they say "oh, no." >> reporter: the team has had 195 wins against five losses. that's remarkable, but it isn't their biggest accomplishment. >> i think i'm more toned. i think my posture is better. i sit up straighter. >> i keep my mind active and i keep my body active. that keeps me young and i think it makes me look younger. >> reporter: when you look in the mirror, what do you see? >> hot. (laughter) >> reporter: they reject the notion that becoming frail over time is inevitable and the

dr. jon lapook is here with more on that. explain to us what is hemophilia, exactly. >> reporter: in hemophilia the body lacks clotting factors needed to stop bleeding. most are male and suffer bleeding throughout body. a potentially fatal complication is brain hemorrhage. current treatment with frequent injections can cost from $150 to $300,000 every year. >> mitchell: let's talk about the study. what did researchers do? >> reporter: they injected patients with a virus containing genetic instructions for making that missing protein. the virus slipped inside of cells and reprogrammed them to produce the missing clotting factor. >> mitchell: and the finds, good news? >> reporter: yes, good news. they were followed for up to 20 months. these were six patients. four of them didn't need any further treatment. two needed a lot less treatment. one patient had transient elevation of liver enzymes. but he's doing fine. and the idea is it's not only going to be treatment of this genetic condition, which is hemophilia, but perhaps you

dr. jon lapook, thank you. in yet another case of alleged molestation of young boys, the amateur athletic association oust the 63-year-old robert dodd as its president today. memphis police said yesterday they're investigating allegations of abuse by dodd that occurred some 30 years ago. the a.a.u. is one of america's biggest youth sports groups. still ahead this evening, to raise taxes or not raise taxes. a tale of two states is just ahead. >> mitchell: we americans sets a record this week. we would just as soon take back. drivers have already spent more than $448 billion at the pump in 2011. that's a new yearly record and $100 billion more than all of 2010. gas prices are at average $3.29 a gallon, 31 cents higher than a year ago. cutting deficits is a headache that has brought partisan gridlock at all levels. this week two governors took steps to tackle deficits in their states by targeting well- off taxpayers. tony guida begins our coverage. >> washington is not coming to our rescue, but that's okay. this i

dr. jon lapook reports. >> reporter: for anyone who thinks they are too old for exercise, meet the ladiesiana tigerettes. >> my name is madison. i'm 75. >> loretta hill and i'm 72. >> nicki liter and i'm the baby of the group, i'm 65. >> reporter: the tigerettes have won seven gold medals at the u.s. senior olympics and a style that might not be considered very grandmotherly. what do the other teams say about you? >> they call us the oh no team. somebody says who you playing? they say you're playing the tigerettes. they say, oh, no! >> get in her face! >> reporter: the team has bulldozed its way to a record 195 wins against only five losses. that's remarkable, but it isn't their biggest accomplishment. >> i think i'm more toned. i think my posture is better. i sit up straighter. >> i keep my mind and body active and that keeps me young and i think it makes me look younger. >> reporter: they reject the notion of becoming frail over time is inevitable and new science to back them up. >> really amazing data tells us we don't have to age in the way our parents did perhaps. >> reporter: pittsb

dr. jon lapook has the results of two new studies involving targeted drug treatments. >> did you see anybody you knew at the store? >> reporter: when 66-year-old deborah drake was diagnosed with advanced breast cancer in 2007, it had already spread to her lungs. then it went to her brain, and her doctor said she probably wouldn't survive. >> i wasn't as scared as i was sad because i... i love my life. i love my family. and i thought i don't want to leave them soon. >> reporter: today's two drug studies offer people like drake new options for fighting advanced breast cancer. unlike traditional chemotherapy these drugs target cancer cells while leaving normal ones alone. dr. beselga, is the principal researcher. >> the two findings will change practice that will affect close to 80% of our patients with metastatic breast cancer. that's huge news on its own. >> reporter: one treatment combined arosin, which blocked estrogen, with afintor, which attacks the inside of cancer cells. women receiving both aromasin and afinitor, went about four months longer with their cancer progressing as opposed to

dr. jon lapook with a surprising example of how exercising when you're old really does keep you young. >> keep my mind active, my body active. that keeps me young. i think it makes me look younger. >> glor: and anna werner on a teenager who faced death by celebrating life. i >> i look at that video and see people are sad. this is the "cbs evening news" with scott pelley. >> glor: good evening, i'm jeff glor, scott is off tonight. we begin with the latest good news about the economy and new signs that the job market is healing. today the labor department said in the past month unemployment claims