let's begin with the disappearance of susan powell. she left behind her husband, josh, and their two young boys. keith morrison has new details. keith, good morning. >> good morning. you know, it's just one of those baffling stories. you know there's a tragedy lying at the heart of this, but what? is there any chance she's aleve or is she dead? this has divided two families bitterly, eats put deep suspicions on susan's husband, but up until now, nobody has heard his side of the story, the powell family theories about what happened to susan. it has been 584 days since susan powell, wife of alt yeeight yea devoted mother, vanished. the last time anyone saw her, december 7th, 2009. the circumstances of her disappearance, very strange. husband josh reports leaving the family house after midnight to take charlie and braden, then 2 and 4, on a mid winter camping trip into the desert in below zero temperatures leaving susan asleep at home. and by morning, she was gone. all that was left, a wet spot on the floor in the living room and this lon

but unfortunately this case reminds me so much of the sta s peterson case, the susan powell case.hose are all four active investigations of sort of the same tale, you know, we're moving forward with these missing moms gone. their cases have sort of faded from the spotlight. i hope that isn't the case with this one. there's also another missing mom right now out of north carolina. so investigators, i spoke with them today. they're still trying to piece that particular case. she's just a beautiful mom. >> she's a beautiful mom of three kids. >> they really just need something. folks, if you have any information, just pick up the phone, give investigators a call. they need anything at this point. i mean, we also have to take into consideration that mr. waller was a former police officer. i spoke with a lieutenant there. he was at the saxton police officer first, then switched, left around 10 months, got into some construction work. so he's familiar with police investigations and, you know, sort of handling these types of things. >> i appreciate you making those phone calls and coming

biggest, a high level delegation with former secretary of state for the defense colin powell and u.n. ambassador susan rice here. and they told me that seeing the president here together on this day has given them a lot of hope. let's take a listen to what they had to say. >> i was here in january 2005, signing the agreement on behalf of the united states of america and president bush. and there were a lot of people who wondered then whether or not it would really play out the way it was signed. here we are six years later and it worked. what most impressed me about today was the fact that both presidents stood there together and when they finally gave their individual speeches, both speeches were speeches of reconciliation. >> i think it is significant that both leaders were here today, sitting next to each other in the dinner there that was supposed to be a lunch. and, you know, there are many tough, tough issues to be resolved. they both acknowledged there are important differences that remain between them. but they both committed to wanting to have a partnership, their nations living side by side

ambassador to the u.n., susan rice, even the former secretary of state, colin powell will be headingebrations. but there are reports now that trouble may be on the horizon. there are satellite images from a monitoring group showing a build up of sue today meez troops close to the border. these are troops that are allied with the north of the former i guess country of sudan as whole. so there is trouble on the horizon, so people are a bit concerned about what could happen on saturday when the new country comes intoing being. >> hey, i got a question for you. if a dude sends his girl an engagement ring in the mail and she says no, does she have to give it back? >> i think should is he sell it and take her girlfriends on holiday. who does that seriously? proposing via mail? come on, really? he couldn't have been that busy. >> we're talking about dallas cowboys receiver roy williams who is suing his ex-girlfriend brooke daniels. he proposed to the former test as miss usa in february by mail. sent her a taped proposal. and a $76,000 ring. she turned him down, kept the ring. he want it is

dignitaries at the ceremonies were colin powell and u.n. envoy susan rice.eral judge in new york city heard arguments in a lawsuit that challenges search procedures at the u.s. border. at issue the privacy of personal electronic devices and the plaintiff is an american citizen who says he has done nothing wrong. michelle miller has more. >> i've crossed the border dozens of times. >> pascal was on a train from montreal to new york last year when his travel history raised concerns at the u.s. border. >> i lived in jordan. i've traveled to lebanon. and i've also been to yemen. >> border agents searched his belongings, seized his laptop and ordered him to log on. >> next thing i know, my laptop is being perused and i'm basically being laughed at and officers are asked to look, "look what he's got." >> reporter: what he had, besides personal pictures, were propaganda photos like these of islamic militants from hamas and hezbollah. albador says he downloaded them for research. >> they frisked me. they put me in handz cuffs. >> reporter: he was jailed and interrog

there's going to be a lot of dignitaries there i think colin powell is going to be there the current u.s. u.s. representative the united nations susan rice is going to be there and a lot of other dignitaries is it all about oil i mean if it were any other if there were no oil there do you think a lot of dignitaries would be showing up. yes yes i think there would be a lot of dignitaries showing up because yes oil is important but what is also important is that this marks the errand of a conflict which has gone on for almost a generation. i mean the warfare between between the north and the south has marred africa for for more than twenty years i want to take this opportunity though to jump in with respect to the mutual dependence of the south and the north on each other and with the particular focus on oil it's perfectly true yes indeed they're mutually dependent the question becomes whether the leadership of the two and here i would particularly focus on cards and whether the leadership of the two recognize that fact and are willing to take that reality into account as they develop their policies that's what we're going to have to

sudan the right of determination was signed and some say colin powell is actually here today to celebrate with the people of southern sudan, susan in celebration mode. you can hear it behind nima. thanks so much. we appreciate it. >>> we are checking the top stories for you on this saturday morning. new signs of unrest in the egyptian capital where tens of thousands of protesters return to tahrir square last night. they are not please with the reforms after the ouster of former president mubarak earlier this year. some pledged to stay in the square for 18 days. the length of the revolution that toppled mubarak. >>> the federal aviation administration wants fedex fined more than $689,000. the shipping company is accuse of breaking federal rules on transporting hazardous materials on cargo planes. a fedex spokeswoman said all the cases involved paperwork errors that never put the aircraft in any danger. last month the united kingdom's transport ministry banned fed eksz from bringing cargo due to security issues. >>> in orlando, the family feud between casey anthony and mother cindy is still going. a spokesman said casey denied her

susan rice. she also opened the new u.s. embassy in juba, along with former secretary of state colin powell, who helped broker the 2005 accord. also there, the president of sudan, omar al-bashir. he remains under international indictment for alleged war crimes committed in darfur, to the west. >> ( translated ): for the sake of peace, we have accepted the separation of the south out of the united sudan so that they can form a new country. although we believe that the unity of sudan was best for the north and the south. >> woodruff: the new nation of south sudan instantly became one of the world's poorest, despite extensive oil reserves. bashir's government in the north has controlled the oil industry for years. for more on what the new nation faces, we turn to rebecca hamilton, a pulitzer center reporter, who has been covering sudan for years. she recently reported from there for the "newshour" and the "washington post." she joins us now from new york. >> still rebecca hamilton, thank you for being with us. >> pleasure. >> woodruff: other than religion, tell us what makes this new country of south sudaf different from sudan