chaos in the capitol. a woman who tries to ram her way through a barrier at the white house is later shot dead by police after a high-speed chase through washington, d.c. the united states is the center of the world economy, so if we screw up, everybody gets screwed up. >> as the government shutdown presses on, the president tells congress it must raise the nation's debt limit. tracking karen. gulf coast residents prepare as the tropical storm could reach hurricane force today. and blackhawk down. "60 minutes" with never-before- seen images of the battle at mogadishu.

captioning funded by cbs the "cbs morning news" for friday, october 4th, 2013. this is the "cbs morning . news" for friday, october 4th, 2013. good morning. good to be with you. i'm anne-marie green. well, the fbi has searched the connecticut home of a woman who led police on a wild and ultimately deadly chase through the heart of the nation's capitol. it all started when the woman identified as miriam carey rammed security barriers at the white house with her car. cbs news has learned that carey was fired from her job as a dental hygienist last year after a dispute over a handicap spa parking spot. >> anne-marie, good morning. police are going spend today trying to figure out why miriam carey came here from stamford, connecticut, tried to break the

perimeter at the white house, then came to the capitol before she was shot by the police, shot dead, and leaving two officers injured. investigators wearing hazmat suits searched the stamford, connecticut, of the home of a woman police were involved in car chase with through washington, d.c. >> police were there to go through that and try to find out what was this. could they learn from her computer or notes or anything else, something that could give them a window as to the motive behind her nature. >> cbs news learned that the driver was 34-year-old miriam carey. these pictures were taken from the facebook page believed to be carey's. police shot and killed her outside the capitol yesterday afternoon but it started at the white house where she struck a barricade with her black infinity sedan. she then sped down pennsylvania avenue toward the capitol. that's where police officers thought they had her boxed in, but carey backed up and tried to speed off again. police opened fire, killing the woman. officers found a young girl

inside the car. >> the child is approximately 1 years old and in good condition and in police custody. >> reporter: capitol hill hill police are still here collecting evidence. part of that is determining why police chose to use deadly force to stop the suspect. >> the united states secret service and capitol police officers acted heroically in trying to stop the suspect from entering the security perimeters at both locations. >> both the white house and the u.s. capitol were put on lockdown during the incident. capitol police on the plaza around the capitol said they were working without pay because of the government shutdown. anne-marie? >> susan mcginnis in washington. thank you, susan. well, because of that government shutdown, president obama canceled next week's trip to asia. this is day four of the budget crisis, and an even more critical deadline is quickly approaching the debt ceiling. in two weeks the government will be unable to pay its bills. and in a report released yesterday, the treasury department warns of dire results

if congress fails to act. jericka duncan reports. >> reporter: while the government shutdown is taking an increasing toll every day, it's the possibility of a government default that set off alarms in financial quarters around the world. >> the united states is the center of the world economy, so if we screw up, everybody gets screwed up. >> the nation is expected to hit its $16.7 trillion borrowing limit in mid-october. speaking to a crowd in maryland, the president said failure to raise the debt limit could have catastrophic results. >> as reckless as a government shutdown is, as many people as are being hurt by a government shutdown, an economic shutdown that results from default would be dramatically worse. >> reporter: back in 2011, just the threat of a default sent the stock markets plunging and led to a downgrading of the country's credit rating. >> i don't think that we want to open the door to find out what

happens if the united states actually fails to pay its bills on time. >> reporter: speaker john boehner says he will not let the united states default on its debt and has reportedly told fellow republicans he'll get a debt ceiling deal even if he has to rely on the democrats. neither side is willing to compromise. >> the president's refusal to work in a bipartisan way has led us to this shutdown. >> we have a very simple message today for speaker boehner. let the house stop this irresponsible reckless games. >> reporter: a cbs news poll finds that 66% of those asked thinks there should be budgeting for the health care law. jericka duncan, cbs news. on the "cbs moneywatch," #twitteripo and new home buyers get a break on the interest rate.

gigi stone is here from the north stock exchange with that and more. good morning, gigi. >> good morning, anne-marie. asian stocks were dragged down by the government shutdown. tokyo's nikkei fell 1%. hong kong's hang seng dropped half a percent. the dow jones lost 136 points. the nasdaq composite was lower by 40 points. the first friday of the month the labor department issued its jobs report, but not this friday. the september jobs report is being postponed because of the government shutdown. the workers who crunched the numbers among the 800,000 federal employees who have been furloughed. good news if you're buying a home. mortgage rates dropped for the third consecutive week. 30-year fixed rate mortgages are averaging 4.22%. 15-year mortgages are at 3.29%. that's the lowest level since june. economist says they likely have leveled off. twitter says it hopes to raise up to $1 billion in its initial bank offering.

twitter disclosed it's never turned a profit and has lost $419 million since it was formed in 2006. twitter has more than 218 million active users as of june. and instagram says it's going start showing advertisements. the mobile sharing app says it will focus on showing a small number of high-quality photo and video ads. anne-marie, is nothing sacred? even instagram has ads now. >> i know. it's irritating, but you have to figure out way to monetize. gigi stone at the new york stock change. well, the gulf coast is bracing for tropical storm karen. it could make landfall as a weak hurricane over the weekend. rough surf and high winds are already being felt along the shore. a hurricane watch is in effect from grand isle, louisiana, to the west coast of florida. states of emergency have been

declared in louisiana and mississippi. cbs news weather consultant david bernard has details. >> keeping a close eye on karen in the gulf of mexico as it slowly moves toward the northern gulf coast. it is gradually going to increase in strength a little bit in the next 12 hours or so, but the end result will be the same. gusty winds and a chance for very heavy rains on the northern gulf coast. already rain bands beginning to affect the area this morning. now, there also is the potential for some significant winds of 58 miles per hour or greater anywhere from new orleans to as far east as pensacola once the storm moves to shore and extensive rainfall is possible as well, especially across the florida panhandle. and would you look at this happening across the high plains in wyoming and into south dakota and nebraska? a major winter storm. we could see one to two feet of snow between now and sunday. definitely a change is in the air as far as the seasons go. i'm david bernard, cbs news, miami.

well, coming up on the "morning news," 20 years after black hawk down. never-before-seen surveillance video of the battle in somalia that left 18 americans dead. this is the "cbs morning news." left 18 americans dead. this is the "cbs morning news." ♪ ♪ [ male announcer ] old el paso frozen entrées. now in freezers.

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chocolate - the one and only ghirardelli squares chocolate. for all the things you do. only from ghirardelli. try our caramel, now with sea salt. it's been 20 it's been 20 years since two u.s. military helicopters were shot down on a mission in mogadishu, somalia. 18 americans lost their lives in the crash and the day-long battle that ensued. the incident has become to be known as black hawk down. lara logan has had some never-before-seen video of the fire fight. >> reporter: norm hooten was a team leader on the assault force that day. and in 20 years he's never spoken about the unit because the unit was so secretive.

even after all this time, we were asked not to use its name. "60 minutes" was able to obtain this surveillance video of the battle, which has not been seen publicly until now. here you can see the very beginning of the mission. hootens with flown in on one of these little bird helicopters to the target building, which was quickly enveloped in clouds of dust. how well did you and your men execute the main objective of the mission? >> it was flawless. from the time we set down to the time we called for the helicopters to come back and get us, i would say it was no more than five minutes, and it was over. >> and you thought you were going back, it was done. >> yes. the helicopters were on their way back to pick us up. we had everybody that we were trying to get was in one package, one mission. >> reporter: then from this rooftop with his men under fire, hooten watched as the super 6-1

black hawk headed toward him. >> it took a direct hit to the tailbone and started a slow rotation. >> how hard did it hit? >> it was a catastrophic impact. that's the only way i can describe it. >> this was the super 6-1 moments after it was hit by a rocket-propelled grenade, spinning out of control before its torn apart impact. >> that's lara logan reporting. you can see her complete story this sunday on "60 minutes." well, at least 114 people are dead and hundreds more are missing this morning after their boat capsized yesterday in the mediterranean sea. the fishing boat loaded with african immigrants caught fire and sank near the italian island of lampedusa, which sits about 70 miles from africa. as many as 5 hup people were believed to be on board. the boat set sail to tripoli, italy, with immigrants seeking a better life in europe.

and the wife of an surf driver menaced and beaten by a pack of motorcyclists speaks out. roslyn lien said they were celebrating their anniversary with their daughter on sunday when they were surrounded by the bikers. she expressed sympathy for a rider injured when her husband tried to drive away, but they had no choice. the family released a statement that reads in part, quote, we believe that anyone faced with this sort of grave danger would have taken the same course of action in order to protect their family. well, straight ahead your friday morning weather, and in sports, a football coach loses his cool when his team ends up on the wrong end of a controversial call. on the wrong end of a controversial call. on angie's list before i do any projects on my home. i love my contractor, and i am so thankful to angie's list for bringing us together. find out why more than two million members count on angie's list. angie's list -- reviews you can trust. and better is so easy withrning you cabenefiber.o something better for yourself. fiber that's taste-free, grit-free and dissolves completely.

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here's a look at today's forecast in some cities around the country. new york, evening thunderstorms today. thunderstorms in miami as well. partly sunny in chicago today. dallas and los angeles, sunshine, and both cities in the 90s. in sports the dodgers and the braves get their national series under way in atlanta, but no home field advantage for the braves. kershaw on the mound, he strikes out 12 in just seven innings of work, and adrian gonzalez hits a two-run homer as the dodgers win game one, 6-1. and a lopsided result in the n.l. series. carlos beltran hits a three-run

homer. that's part of a seven-run outburst in pittsburgh. st. louis wins, 9-1. starter brian horner for cleveland and ej manuel both suffering game-ending injuries. horner takes advantage of the opportunity. he throws a touchdown pass to josh gordon to tie the game at 24-24. cleveland puts the game away late in the fourth quarter for an interception. the browns win, 37-24. and some controversy in college football. texas trailing iowa state 30-24 late in the game. it appears iowa state forces a fumble near the goal line, but the officials say the play was dead when the ball came loose. texas tries again and punches it in for the go-ahead score. texas wins, 31-30. iowa state paul rose expressing his displeasure with the officials after the game. >> to make a play on the 1 yard

line with their backs against the wall, cleared everybody, and have it taken away from them! i've got pretty good eyesight. the view i had of that gigantic screen in the north end zone showed player that was knocked down and our guy with the football. >> how do you really feel? it's the 11th straight loss in a conference opening game. when we return, reducing your risk of breast cancer. how a little walking can go a long way in warding off the disease. ♪ ♪

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here's look at today's forecast in some cities around

the country. washington, d.c., sunny with a high of 86. partly sunny in atlanta. st. louis will be sunny and also humid, and snow and rain in denver. seattle, sunshine. now, one in eight women in the u.s. will suffer from invasive breast cancer in her lifetime. a new study from the american cancer society is offering hope for prevention based on a simple premise. take a walk. marlie hall reports. >> reporter: friends mary porter and merlan go walking in the park every day. it could help lower their chance for breast cancer. a new study finds postmenopausal women whose only exercise is walking an hour a day still reduce their chances of getting breast cancer 14%. >> they're walking at a really moderate pace. about three miles an hour. >> reporter: women who engage in

more vigorous exercise lower their risk even more. 25%. >> we know that physical activity is associated with sex hormones, we know to be important in breast cancer. >> reporter: current guidelines recommend that adults do 2.5 hours of regular exercise or 75 minutes of vigorous exercise each week, but studies show that less than half of u.s. women do even that. 68-year-old marlyn who said both her sister and mother had it says it's a big part of her life. researchers say it doesn't have to be a marathon. a leisurely walk every day can still make a big difference. marlie hall, for cbs news. well, the first person to ride a bicycle across the san francisco bay has now ridden across the hudson river. judah schiller peddled from hoboken, new jersey, to manhattan on thursday.

he used two inflatable pontoons. he called it the perfect commute. coming up on "cbs this morning," the star of the new showtime series "masters of sex," michael sheen. i'm anne-marie green, this is the "cbs morning news." anne-marie green, this is the "cbs morning news." ♪ ♪ i see you made yourself breakfast. how'd you know? ♪ [ crashing ] [ male announcer ] when your favorite food starts a fight, fight back fast with tums. heartburn relief that neutralizes acid on contact and goes to work in seconds. ♪ tum, tum tum tum tums!

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4 minutes before 5:00 on this friday morning. one of my fog indicators was lit up this morning. it's tim in for marty over at first warning weather. good morning. definitely some patchy fog out there. temperatures in the 60s. we only went down a few degrees away from the normal high for the day. we're in the mid 60s and upper 60s in some places. another comfortable day. there is some fog out there. be aware when you go out. a chance for thunderstorms for spots in the afternoon. some sun and another warm day, 84 degrees. down into the 60s tonight with showers early. other wise, partly cloudy and mild. your complete first warning weather forecast is coming up. a high speed chase through the streets of washington dc leaves a woman dead and police looking for answers.

a bust lands a multimillion dollar drug lord behind bars. the first flu cases reported in maryland this morning. what doctors are expecting for the upcoming season. more news, first warning weather and your first traffic report of the week's end in a cup of minutes. pepper jack cheese, mushrooms,

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it is a purple friday. the