still it's been years and no murder weapo has been found. and to this point, all leads have gone cold. >> reporter: los angeles police announced friday that investigators are now testing a knife that a construction worker allegedly found on the property formerly owned by oj simpson. >> lapd became aware of an item that was allegedly recovered by a citizen at the rockingham property, possibly during the demolition of the site. >> reporter: a worker who helped level the home in 1998 says he turned the knife over to an off-duty lapd officer years ago. the lapd says when detectives discovered the now retired officer had the knife, they launched an investigation. they said the former officer believed the case was closed and kept it. >> he's an lapd officer. he didn't know to turn it in? >> i don't know what his

>> reporter: the lapd's robbery homicide division is now testing the knife for hair, fingerprints, and other dna. in 1995, simpson was acquitted of the murders of his ex-wife and her friend. the case continues to fascinate the public. more than 20 years later, a new tv mini-series debuted with strong ratings. >> you have to question the timing, right at the time of the mini-series on the case and they come up with this knife? it's gonna raise some eyebrows. >> reporter: the lapd says the knife story could be "bogus." but since there's been no conviction, the case remains open. >> reporter: simpson was not guilty. so he cannot be tried again for these crimes. if there is a link to the case, they will determine if the retired officer would be charged.

dropped out of the presidential race. carson hinted he would suspend his campaign earlier this week. he made it official today at the cpac convention, a major gathering of conservative voters. >> i am leaving the campaign trial. [ audience booing ] >> there's a lot of people who love me, they just want to vote for me but it's okay. [ laughter ] >> carson says he will move on to heading up a nonpartisan group aimed at getting more christian voters to the polls. plumbing crews in flint started replacing lead water pipes with copper today. it is the first step in fixing the problem. the mayor wants to replace 30 lines in 30 days, and pipes. the city wants to have more than 30 crews working full-time for a year to get the lead out of the water. >> we need to be focused on a

water system because we owe our residents something. we owe the people in this community something. >> the city is targeting homes in neighborhoods with the highest number of kids under six years old. senior citizens, and pregnant women. learning more about the adoptive parents of a 23-year-old ukrainian man accused of posing as a high school student. he was arrested last week. police say he posed as a student in pennsylvania for four years and had sexual relationships with underaged students. prosecutors now determining whether his parents helped him create a new identity through fake documents. >> most of those required some type of parental involvement. >> the adoptive parents have been sued 20 times, by the way, by landlords and credit companies over the past 13 years and ordered to pay more than $40,000.

wounded warrior project. last month, a cbs news investigation revealed the charity spent millions of dollars on lavish events, including one in colorado springs. cbs news has learned the organization is running without a full-time chief financial officer. >> reporter: with two sons in iraq, raising money for wounded warriors was more than a cause, it was a calling. since 2009, their charity, tee off for a cause, raised $325,000 for wounded warriors through golf tournaments in the carolinas. the organization even honored fred with an award for being a >> that's a big deal. >> yeah. >> you were proud of it. >> very proud! >> reporter: but allegations that only a little, over half, of donations, went to help wounded vets came as a blow.

waste of money and donor dollars that should have been going to the servicemen and women that were injured, and it was spent on their having a good time, it's a real disappointment. >> reporter: outraged, kane canceled this year's benefit tournament and start the a petition on change.org, calling for a public audit. >> i said where is he? where this is guy? and he said, well, our public relations chief told us that he really needs to not be involved. you lead from the front, good or bad. i said you don't hide. i don't understand how an organization that has many veterans who value honor and service and the chain of command can be led by a guy like that. >> reporter: cbs news has

major donors who are ending their support. >> should the board of directors have been keeping closer watch? >> absolutely. >> reporter: sources with direct knowledge of the charity's operations said the board signs off on all the charity's major spending, including expensive staff retreats. the board has spent donor dollars at its own meetings at 5-star hotels, including the wilshire in los angeles and the waldorph in new york. when they questioned spending decisions, they said we tried to speak with each board member in person but they declined. >> i believe it needs to be a forensic audit, not just some lay wash -- somebody that we're paying, and just have them kind of put a rubber stamp on it. >> are you done with the wounded warrior project? >> yes. exempt for my new mission of trying to see change there.

board has ordered a review by independent auditors. a former president under investigation in brazil. police raided his home and his nonprofit organization this morning. what he's accused of doing. >> and this dry weather is our weekend. look at the rain coming in from california. they're gonna get some pretty good rain out there. and that is gonna make its way into colorado! i'll

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>> reporter: fade asks an intriguing question. should a heartbreaking story told in confidence become fodder for a tv show? and what's the price the two friends pay? [ laughter ] >> sorry. >> he's okay with it until the specific details of his life that he's had a hard time overcoming, or that just trigger these really bad memories. when she uses that, that's when it becomes a problem for him. >> reporter: for abel, friendship with the writer had become one of the few moments he had reached out of himself in dwreers. he's en-- in years. he's enjoyings confidence and -- enjoying the confidence and companionship. she is enjoying it as well as she makes her way up in the cutthroat world of tv screen writing. >> bringing his story really made it better for her in that room because she had so much to give without really thinking of the consequences of what it

in this place. >> uh-huh. >> reporter: she usesa, bel's deeply personal -- uses abel's deeply personal story. and the friendship collapses. >> it's not saved. and he opened up, and once this happens, it's completely shut maybe for the rest of his life. >> reporter: more than likely it's gone for good. but fade raises questions all through its 90 minutes on stage. the author works in tv writing for how to get away with murder and other programs. she knows the drill. she knows where stories are born in the lives of real people. the question is what are you willing to give up in order to get that story and the promotion that goes with it? >> fade runs through march 13th at denver center for the performing arts. for tickets, go

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we're covering the world for you tonight. police executed search warrants at his home. they say they have evidence proving da vifla got illegal kickbacks from a national oil company. the kwupgz and money laundering investigation also -- corruption and money laundering investigation also involves police officers and auditors. joaquin guzman, el chapo, is asking to be extradited to the u.s. his attorney says his client is getting sick. guzman says he's ready to pled guilty to drug trafficking in this country but only if he'll be held in a medium security prison and not in isolation. rubert mursdok now a marry -- murdock is now a married man. they'll be holding a big celebration tomorrow.

84-year-old groom and 59-year-old bride were engaged in january. murdock tweeted in part "i feel like the luckiest and happiest man in the world." >> the former mrs. mcjagger. >> exactly right! it's gonna be a great weekend, timing perfect. as soon as the weekend is over, we see a change. you can see no weather problems right now. skies are beginning to clear. it's gonna be a nice night with mild temperatures. and tomorrow and sunday just look great. some of those clouds now drifting out of the state. clear skies coming in behind it. we take a look at the big picture. to the north, a little system moving through. rain and snow. still some scattered snow showers into the northeast. most of that system is off the eastern seaboard. what we're watching is a pretty potent system out here. lots of rain moving into california and the pacific. and yes, this colorado.

on the hour by hour forecast. 5:00 am on sunday, that's when we roll this up. nothing going on before that. first it's rain, rain mixed with snow. then colder air makes it all snow. and then over to the eastern plains it goes, down from fort collins through denver, colorado springs to burlington. some of this heavy on the eastern plains. could see a quarter inch to a half inch of rain. and that is just terrific news. i don't know what that is. that was yesterday. [ laughter ] >> 58 and 60 is what we saw today. 38 and 41 were the records. and from the weather watchers, 52 in nederland, 57 in evergreen. arvada had 61. niwot 63. 53 and 47 right now. and yes, we're still in the winter season but the weather has been so nice, the flowers are

lows, mostly in the 20s and 30s over the eastern plains. higher up we'll see teens and 20s, and out west, temperatures in the 20s and 30s. and is tomorrow, real nice day around here. 60s to 70 degrees out east. 40s and 50s, even mid-50s for some of those ski areas. and out west, temperatures in the 40s, 50s, 60s, to around 70 degrees. your denver forecast for tonight, mostly clear skies, breezy, mild. 36 and 33 the overnight lows. tomorrow partly cloudy skies, mild, 70 degrees. again on sunday. and on monday there's the change, 53 degrees, really about normal for this time of year. chance for rain or showers. fair and seasonal on tuesday with a high of 51. back to the upper 50s with sunny skies on wednesday. one company is working on making its bathrooms even cleaner. and these bathrooms

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,, ,, ,, stocks managed to finish in positive. the dow gained 62. you don't see it there. you don't see any of the numbers! trust me, the nasdaq was up 9, the s&p gained 6.

the u.s. economy added 224,000 jobs in january, more than expected. there was some bad news in the report. wages fell last month. wages are going up for entry level employees at costco. starting this month they'll be paid between $13 and $13.50 an hour, up at least a dollar. it's the first time costco has increased entry level wages in nine years. its highest paid employees make $22.50 an hour. new details on an unexpected comeback for bookstores. apparently business is booming at barnes and noble. that's compared to sales of its nook e-readers and internet sales. thoerz not doing as well as -- those are not doing well. but business is doing so well at brick and mortar locations, barnes and noble plans to launch four new prototype stores in the next fiscal year.

self-cleaning bodily harms for its passenger jets -- bathrooms for its passenger jet. it will be using uv light which kills the entire thing would be illuminated for three seconds after being used. toilet seats would raise automatically to make sure the light. the technology would use a type of uv light not harmful to people. the project is still

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,, ,, ,, girls in science at denver museum of nature and science. the second year the museum has set up all kinds of clubhouses to introduce girls to all kinds of scientists, including our

join her for girls in science twrm from 9:00 to -- tomorrow from 9:00 to 5:00. ed will be there as well. >> i'm looking forward to it. gonna be nice over the weekend, 68 saturday, 70 sunday. and then a chance for rain on monday and turning cooler, 50s, for monday, tuesday, and wednesday. >> thank you for joining us. have a great friday evening.

,, ,, ,, ,, phil: previously on "the amazing race" -- 10 teams continued racing through cartagena, colombia.

>> oh, i'm so clost phobic. phil: at the detour, tyler and korey exploded to the front of the pack, while zach and rachel came up short. >> i'm so sorry, babe. phil: a showdown for first place ended with brodie and kurt on top. meanwhile, darius and cameron couldn't complete their comeback and their race came to an end. you have been eliminated from the race. nine teams remain. who will be eliminated next? >> just a couple of dudes, being bros. just a couple of bros being jocks. [captioning funded by cbs

do not mistake this for a vacation. this is a journey. a journey where maps give way to meandering. and schedules are left a time zone or two behind. so go ahead. do something