. >> reporter: on the desolate snowy plains of central iowa, the stench of animal feces and harmfulharmful chemicals hangs in the air. >> we have picked iowa as the place we can sacrifice and that's not okay. >> reporter: under the topsoil the ground is saturated with manure polluting the water systems with nitrates phosphorous, according to the epa. >> it makes your head hurt your throat raw your nose run your breathing labored. that's hydrogen sulfide. >> we can't do that, it gets -- odor -- >> rosie partridge and her husband have been farming here for 37 years. about two football fields away from their home is a large corporate hog facility. and they don't like it. >> people are afraid to speak up in farming communities. it's very difficult to speak up. after they've been in a while there's just family members that work at these facilities or drive feed trucks for them or -- these are their jobs. >> home to a $13 billion livestock industry the state leads the nation in pig production. and the so-called corporate factory farms are now the norm. here in the state of iowa there are 21 mill

. >> reporter: on the snowy plains of central iowa the stench of animal faeces and harmful chemicals linger in the air. >> iowa is the kes pool of the world like we picked iowa as the place to sackry fires it's not okay. >> reporter: the ground is saturated with manure. polluting the ground. >> it makes you sick your throat raw, your head hurts, eyes red, your nose run, your breathing laboured. that is hydrogen sulphate and pneumonia. there's many toxins in it. >> we can't do it. >> rosie and her husband have been farming here for 37 years. about two football fields away from their home is a large corporate hog facility. they don't like it. >> people are afraid to speak up in farming communities. it's very difficult to speak up. after they have been in a while, there's just family members that work at these facilities or drive trucks. they give them jobs. >> reporter: home to a $13 billion livestock industry the state leads the nation in pig bruction, and the corporate -- production, and the corporate factory farms. >> here in the state of iowa there are 21 million pigs in units like

. ♪ ♪ ♪ ♪ ♪ ♪ >>> denison is a small community, you know, northwest iowa, north-central iowa in the heartntry. >> it's a bunch of cozy folks, friendly. it's a nice, quiet little town. >> mid-november is the most grain elevators. that's when we receive most of our corn. every four to five days we'd load 100 cars and ship them out to different destinations in the u.s. october 14th, after we got the first 25 cars started loading, i went out by myself to start opening the lids on the second set of 25 cars. the railcar was locked. i remember unlatching the lock on the top hatch. i've done that hundreds if not thousands of times before and never -- never, ever had anything close to something like this happen. >> 24-1 from crawford county. >> it was a beautiful fall day and i snuck out of the office early to do some scuba diving and the reason i did that was because i was on the dive rescue team and i knew there wouldn't be many good days left in the fall that i could get out in and do some training. i had just gotten out of the water when my radio went off. so without going home or changing, i

los angeles, look for a beautiful day in miami, high of 88 degrees, and we've got some fog in central iowa today, a high of 73 in des moines. we're going to get to your local forecast coming up in the next 30 seconds. white express white. wait, don't you mean me? new colgate optic white express white toothpaste has the professionally recommended whitening ingredient hydrogen peroxide for whiter teeth in 3 days. without the hassle of whitening treatments. think of it as your smile bff. i thought i was your bff. i mean my other bff! dazzle... without the hassle. new colgate optic white express white. whiter teeth in 3 days just by brushing. >>> 7:13 happy friday, bay area wanted to show you san francisco getting some really lovely colors out there this morning as we wake up for the next couple hours, temperatures are staying in the 50s. going to be nice out there. 50 degrees for the peninsula, 52 in san francisco. clouds making things comfortable out there right now. today you'll notice clouds increasing throughout the day steadily we'll end up in the mid-70s just about everywhere. up about

iowa. now it's going to be moving our way tonight as we see the clouds, but the snow showers will get as close to central pennsylvania. and then fall apart. so we should stay dry. and we'll be dry today too. and chilly. after a cold start this morning, temperatures only in the middle 30s by lunchtime today. not much of a warm up at all. 33 degrees in allentown at that hour. 36 in dover and millville. and going into the afternoon, temperatures will peak only in the 40s. about 15 degrees colder than normal for this time of the year. yes, lots of sunshine. mostly sunny skies but breezy. the winds are out of the northwest to 20 miles an hour. that will keep a lid on the temperatures today. making weekend temperatures it will be dry but chillier on saturday, 46 degrees. similar to what we saw yesterday. it's sunday that will be a little bit warmer with a high of 50. yes, we'll get a warm up before we get to the weekend. i'll be back in ten. >>> 6:10 this monday morning. we already have a few problems out there. we'll check on the morning commute. >>> now to an update from christine maddela. what are you seein

they run for president need to say loudly and frequently while traveling to iowa and new hampshire and florida that a central plank of their candidacy and a central goal of the presidency is breaking sequester and increasing spending on defense." one of the many pieces written about the budget plans this week. what is your top issue of this past week on this friday morning on "washington journal." cap, florida, our line for independents. good one, john. caller: yes, here we go again. the same neoconservative mindset that got us into iraq, that wrongfully got us into iraq, is being executed by these 46 republican senators. they basically want us to now attack iran because that is the only option they are presenting us with. basically, their motivation is to serve the likud party of israel. why not support the labour party of israel, the peaceful people the good party of israel? i think it is terrible that these hawks, whether they be israeli or american, they first one is to attack iran, they got us into iraq, that was a disaster, and now they want to get us into another disaster iran. thank you very much. ho

iowa. ♪ announcer: this week on "q&a," our guest is david o. stewart. his new book, "madison's gift: five partnerships that built america", focuses on the central role thatames madison played in the founding of our nation and the relationship he had with george washington, alexander hamilton, thomas jefferson, his wife, and james monroe. brian lamb: david stewart, your book, what was madison's gift? david st

iowa. ♪ announcer: this week on "q&a," our guest is david o. stewart. his new book, "madison's gift: five partnerships that built america", focuses on the central role thatames madison played in the founding of our nation and the relationship he had with george washington, alexander hamilton, thomas jefferson, his wife, and james monroe. brian lamb: david stewart, your book, what was madison's gift? david stewart: it is a double meaning. his gift is the ability to form remarkable partnerships with the great people of his era. but it also alludes to his gift to the country of his talents and what he was able to do to help create the first self-sustaining constitutional republic. brian lamb: you were a clerk in the supreme court. on the circuit court of appeals. you are a clerk to davis babylon. what did you see when you were a clerk of madison's impact on the way that the courts operate? david stewart: and the courts of appeals, i didn't feel that i saw much. in the supreme court, and i was there a year of course, you are dealing with basic constitutional issues. you are always going back to the federalism. that is the most immediate impact that madison -