reporter: there are about 250 people in the audience and they are all selected by linkedin. we re told that they are either linkedin employees or members of linkedin who submitted questions and all those questions were chosen by linkedin itself. some of them will be asked by audience members and some of them will be asked by the ceo of linkedin who will be there with the president. jessica, we know that obviously mr. obama, he relied quite a bit on social media and turned to social media quite a bit in 2008. is this a sign do you think he s planning to do the same thing for 2012? absolutely. that s one of the tricks of campaigning these days. he ll be doing it but the difference is this time around so will the other guys. so he doesn t necessarily have the only advantage he has an advantage but not the only one. the other piece of it is fund-raising. as you mentioned, he had four fund-raisers yesterday. he told people to shake off the d doldrums, don t give up. they h
killed when the twin towers collapsed. and there is tight security in new york and washington this weekend as people gather to mark the anniversary. police and the fbi are on high alert looking for any signs of a terror plot. u.s. officials say they received information of a credible, yet unconfirmed plot to attack those cities. our susan candiotti joins us now from new york. do we know what law enforcement may be looking for? any more details on that potential plot? reporter: yes, fredericka, hello. cnn is learning new details about the timing of this possible conspiracy. at least two of the three men are now believed to have traveled from the mideast region to the u.s. last week. according to a u.s. government official. and a third man believed to be possibly part of this plot was said to be traveling in europe. now, as we ve been telling you, two of those three men are believed to be u.s. citizens. and now we are also learning that there s a further description that the
bush perry was a democrat at the time. a conservative democrat. and gore was a conservative alternative to jesse jackson and michael due characterous. so in a sense perry s always been a conservative. and once gore lost that race, perry did change to the republican party. it s a problem, but not a big problem. wayne slater, enjoy tonight. and thanks so much for coming on. of course we ll find out how perry performs at tonight s gop presidential debate starting 8:00 eastern time only on msnbc. well, i can t believe they actually need a law for this. but a san francisco city supervisor introducing a bill that requires people to wear clothes in restaurants. apparently it s perfectly legal to be naked in the city, as long as you re not bothering anyone. the bill would also require nudists to put something under their bottoms if they take a seat in public.
to the mysterious fidel castro. we couldn t just on an afternoon go somewhere and talk to fidel, you didn t do that. you waited until the end of the day, you whisked out, get into a dark russian made car, drive through, you know. the whole city almost at break neck speed and get out some place you don t know where you are, led into a room and there he stands. he s already done his number. you re in awe. national attention came to davis and san francisco in 1978 in back to back stories. first, hundreds of people followed local mini ster, jim jones, and were mass skiered. that was the time i had to pull it in. then the mayor and city supervisor were shot by a colleague and both worked for the mayor at the time. i went down first to protect my child, and then to mourn.