nick schifrin, abc news, london. >>> the campaign to oust san diego mayor bob filner is now under waynteers have been on the streets for most of the weekend trying to collect enough signatures to authorize a recall election. more than a dozen women have come forward accusing filner of sexual misconduct. so far, though, he has refused to resign and he is set to return to work this week after undergoing just a few days of behavior therapy. >> all right, a sight in russia over the weekend. one that no one really expected to see. two russian runners at the world championships in moscow marking their victory together with a celebration that said a lot more than just congratulations. abc's gio benitez on why it's so controversial. >> reporter: it's the kiss seen around the world, two female russian sprinters kissing after winning a relay, then again at the podium accepting a gold medal at the world championships in moscow. was it in protest of russia's anti-gay law banning so-called gay propaganda? russian officials reportedly said it was just a celebratory kiss. in june the russian law mad

abc's nick schifrin, from london again tonight. >> reporter: it's the conspiracy theory that won't die. princess diana and boyfriend dodi fayed killed not because of the paparazzi or a drunk driver, because someone wanted them dead. tonight, police investigating a new claim that diana was murdered by british special forces. the allegation source? a former soldier'ses stranged inlaws who just recently called police. >> whenever you bring in stories about special forces, personnel, then immediately you've got the prospect of a red hot story. and there's a little bit of a conspiracy theorist in all of us, probably. >> reporter: all the conspire similars were debunked by three investigations, but that's never stopped the critics, including fay yesterday fayed's dad. >> it's all made up as a coverup, 100%. >> reporter: but come on. she died 16 years ago. there's been no evidence of any coverup. can't we just put this to rest? not so fast, says diana's former private secretary. >> the world should still care about diana, because her death leaves an unfillable gap. >> reporter: she was the pr

here's abc's nick schifrin from london. >> diana, the princess of wales has just died. >> buckingham palace has confirmed the death of diana princess of wales. >> reporter: we all remember where we were. august the 31st, 1997. diana and her boyfriend dodi al fayed at the ritz. talking with their driver. then in the tunnel dodging the paparazzi. the french police, the british police, in an independent investigation, all concluded that their deaths were an accident. >> there was no conspiracy to kill any of the occupants of that car. >> reporter: but tonight, a new report from sky news in britain. >> new information about the circumstances surrounding the paris car crash. >> reporter: it alleges that diana, fayed and the driver were murdered by a british soldier. they're taking it seriously. but many people are asking, isn't this just another debunked conspiracy theory? >> imagine if somebody came up and said i have evidence, new evidence about the kennedy assassination, would we say forget about it it's not true? no, we would investigate. >> reporter: just a few weeks before, diana th

nick schifrin, abc news, london. >> obviously they will look into this.icial reopening of the case. >> there has never been a shortage of people who have said that this is the case. >> doesn't matter. a big incident in the world. always conspiracy theorists. i tend to not buy into them. i don't think people can keep a secret. whether it's who is smooching who at the office or this, a lot of people involved in conspiracies on these kind of levels if they really exist. and i don't see how eventually it doesn't come out. >> the cover-up would have to be so big and so deep. you would have, there is too many people. >> conspiracy theory. i tell you the same thing. >> absolutely. the fact there have been three investigations into this. all have come up there was no cover-up. another indication maybe this is just one of those. perhaps people trying to gain attention. >> they'll look into it just the same. >> yes, they are. >> we do have a lot more ahead on this half hour of "world news now." up next, little leaguers that aren't so little anymore. with players th

our coverage begins tonight with abc's nick schifrin who is in cairo, evift. nick. >> reporter: good evening, dan, the threats are alarming, the reaction unprecedented. tonight, we have new details on why every single embassy across the arab warmed is closed and rounded by security, including here in cairo. tonight, u.s. officials say the threat to americans is serious and credible. according to a senior official, the u.s. intercepted al qaeda messages about attacking u.s. interests, including embassies and consulates. it's quote, "very active," plot by these fighters, al qaeda in the arabian peninsula. their leader, this man, naser al wuhayshi, now in charge of plotting al qaeda's worldwide attacks. in 2001, he was osama bin laden's personal secretary. the u.s. had been tracking his chatter, but in recent days, one official said, "a lot started blinking red." so now, look at the map, u.s. embassies shut across 7,000 miles. right in the middle, egypt. here in cairo, this is as close as you can get to the embassy. which is a good five-minute walk behind these co

here's abc's nick schifrin from london. >> diana, the princess of wales has just died. >> we all remember where we were. >> the world has lost princess diana at age 36. >> reporter: august 31st, 1998. diana and her boyiend dodi al fayed at the ritz. in the tunnel dodging the paparazzi. the french police the british police in an independent investigation all concluded that their deaths were an accident. but tonight a new report from sky news in britain. >> new information about the circumstances surrounding the paris car crash. >> reporter: it alleges diana, fayed and the driver were murdered by a british military. many people asking, isn't this just another debunked conspiracy theory? >> imagine someone said i have evidence, new evidence about the condition did assassination, would we say forget about it's not true? no, we would investigate. >> reporter: just a few weeks, diana the movie, she was the people's princess, beloved and captivating in life and death. and 16 years later, perhaps that's why despite all of those investigations we still want to know what really happened that night

abc's nick schifrin is at the center of those closures, in cai cairo, egypt, tonight. >> reporter: at embassy after embassy, buildings supposed to be open and busy, now fortresses. in yemen, the source of the threat, soldiers guard embassy walls, check cars and pat down visitors. in all, every single embassy or consulate in the arab world shut across 7,000 miles. some of them shut through the 10th. and tonight, four new countries added to the list. all in africa, none of them primarily muslim. the state department saying they'll be closed out of a, quote, abundance of caution. and in the middle of the map, egypt. in the last few years, the u.s. has spent billions to boost embassy security. in some places like here in cairo, increasing the distance between the building and the street. in other places, beefing up perimeter defenses. many embassies can withstand explosions. the new london embassy will have a moat. and these pylons can disable truck bombs. and since the benghazi siege, 500 soldiers and marines on a new quick reaction force. and although not yet deployed, 1,000 additional

embassies there are shut down and locked down because of that new al qaeda terror threat and abc's nick schifrin is near the shuttered u.s. embassy in cairo, egypt, nick, good morning to you. >> reporter: hey, good morning, dan. we're right in front of the embassy that is usually buzzing with the start of the workweek but this morning that embassy is closed and all of the streets surrounding it are cordoned off. some embassies look like this. the yemen embassy has local soldiers guarding walls. roads full of checkpoints. pat-downs for all visitors. in cairo it hides behind giant bricks and the new travel alert means americans like 27-year-old ashley brandenburg need to take small precautions. >> you hear there might be a threat so i don't go downtown where most things are isolated. i don't go near the embassy for any reason. >> reporter: the threat started when the u.s. intercepted al qaeda messages about attacking american interests like embassies. one official calls it "a very active plot" led by osama bin laden's personal secretary. in recent days one official said a lot starting blinking red

let's get it to nick schifrin on the ground in cairo, egypt. nick, good morning to you. >> reporter: good morning, dan. one of those embassies being closed is right there behind me. this morning, the threat is alarming. and reaction unprecedented. every embassy meant to be open tomorrow, will be closed and security ramped up. this morning, the u.s. officials say the threat is active and credibility. they detected specific threats to western targets in muslim countries. embassies, consulates. even this yemen hotel. that's led to more embassy closures than after 9/11. not just here in cairo, but embassies from algeria to bangladesh. >> it is more specific. and we are taking it seriously, which i think you'd expect us to do. yeah, there's a significant threat stream. and we're reacting to it. >> reporter: in cairo, the embassy is barricaded, hidden behind these stones. those are new resources since the benghazi siege on the anniversary of 9/11. just 600 miles from cairo, militants overran the consulate, they burned it down and killed four americans

abc's nick schifrin has the details from london. hey, nick. >> reporter: hey, bianna. good morning. take a look at this, in newspaper after newspaper this morning, new seemingly shocking details about how princess diana died. the police long ago dismissed all the conspiracy theories. but so many people believe they don't really know what happened that night in paris. august 31, 1997. diana and dodi plot to leave the ritz, hoping to ditch the paparazzi. they talk with the driver who had drunk three times the legal limit. and then, the cameramen, the tunnel. the crash. french police, british police, in a three-year $7 million investigation all concluded their deaths were accidents. >> there was no conspiracy to murder any occupants of that car. >> reporter: but now the conspiracies are back. >> new information about the circumstances surrounding the paris car crash. >> reporter: this morning british media report a new allegation that diana, fayed and the driver were murdered by british special forces. and it was all covered up. no matter that the source is a former soldier's estranged

nick schifrin, abc news, cairo. >>> back here at home. the search for a missing snowboarder on mt. hood ended with the discovery of his body. 25-year-old was killed when an ice tunnel collapsed on top of him. five of his companions did survive. and called for help. searchers found the body sunday morning under ten feet of snow. >> mms of people from the rockies to the plains recovering from a weekend of wicked weather. they were slammed with everything from huge hailstones to drenching downpours that forced people out of their homes. we get more from ginger zee. >> more than 7 inches of rain filling backyards. enveloping cars in some parts of central kansas. >> these cars that we're weaving around are cars stalled here all night. >> the seemingly never ending rains, closing road after road. cars and people bobbing in the flooded streets near wichita. it's ben a rough weekend. just east of the rockies. in northeast colorado. sheets of rain blurring the neighborhoods. relentless hail. coating the road. one hailstone almost 3 inches wide. a reported tornado causing a truck to flip. a