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Focus lolo, focus let's do this i am from baltimore south carolina... bloomington, california... austin, texas... we are all here to represent the country we love this is for everyone back home it's go time. across america, we're all committed to team usa. bill: we are now 16 minutes before the hour. lance armstrong is asking a judge in texas to block a case by the u.s. anti-doping agency from going forward, the psychist saying the agency cannot constitutionally bring up the doping charges against him. turns out having a pet in the home could significantly improve the health of your baby. a ne...

Hundreds of times more powerful, are incredible diagnostic tools. but each time a child gets a scan, it comes with a dose of radiation. and radiation, any radiation, means a higher risk of cancer. that's what the fda is warning about. one study finding that the number of ct scans in children has jumped 500% since 1995. to 1.65 million. and one-third of all ct scans aren't needed. one example? concussions. where ct scans just aren't useful in most cases. radiation is especially dangerous for children because their bodies are developing, and they have so many years ahead of them for cancers to g...

Of players who were sick during the game as well. this is thought to be a nor ovirus, as we said, which is very contagious. the number of cases reported in the state of michigan, by the way, since january higher than it was at this point last year, so not sure what's going on there. as we learn about this appeal, we'll let you know. jon: tell us if they send somebody to the penalty box, okay? >> reporter: okay. [laughter] jon: thanks, rick. jenna: "happening now" on your health, for years experts warned folks about limiting red meat, and then we had all those high-protein diets. now a new stud...

To suffer a heart attack or stroke. it does not mean that giving testosterone to men reduces their level. it's the fact that their natural body system which produces this testosterone has other effects on your body that result in lower strokes and heart disease. so when you hear this program and eric says hey, men with high levels of testosterone, don't rush to take testosterone because it's only when your body produces it that you have that benefit. >> eric: at least if you get it checked by the doctor, you have a high level. >> you may need testosterone for other reasons but not for that. >>...

They say the two are separate issues. they not interchangeable. take a listen to what he told us yesterday. >> this is an inappropriate forum to try and link the civil rights movement and the pro-life movement by going to dr. king's gravesite. i doubt that dr. king would support that movement. >> he says that you have a right to protest. they have a right to ride. that is in the constitution but there are two separate issues. they are not interchangeable. >> gregg: elizabeth, reporting live from atlanta. thanks very much. turning to your money. a federal law passed last year was supposed to ...