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
be part of a possible terror plot against the u.s. planned to coincide with the 9/11 anniversary. government sources say they think two of these three people are american citizens. we will have the very latest in a moment. republicans running for president getting ready for monday night s big debate in tampa. cnn and the tea party express teaming up and sponsoring this event which will feature questions from the audience. we are just minutes away from nasa heading to the moon. a scheduled launch, a new mission, we ll tell you all about it. plus we will show you that launch when it happens live scheduled for about 28 minutes from now. wondering if the weather was going to cooperate there in florida. looks like we re a go for launch today on this saturday, september 10th. i m t.j. holmes. thank you for spending part of your weekend with us. we do start now as the country gets ready to stop and remember the 9/11 events, there is a new terror threat right now that is possib
morning. i m t.j. holmes. we are standing by for one of a number of events that will take place this weekend to remember the victims of 9/11. this is in washington, d.c. where we re expecting to see president george w. bush come out and lay a wreath at the pentagon. he will do this there at a stone. it s essentially the impact point where that plane hit the pentagon ten years ago tomorrow. the president not expected to make remarks, not expected an audience there for it. but we will bring it to you as it happens. we re keeping an eye on what is happening in new york city. take a look this morning. a close shot of one of two of the twin reflecting pools. these huge pools are now sitting where the twin towers once stood. the footprints of the towers. this is the memorial, 9/11 memorial, the official memorial will open on monday to the public, but it will be dedicated tomorrow on the ten-year anniversary of the september 11th attacks. as the nation gets ready to pause and reme
and anyone who approached them got a rifle muzzle to the face. they did not want anyone to come anywhere near the police officers as they were setting up this cordon. there were reports that other militants were holed up in this area. they were afraid that houses might be booby trapped. they are still conducting searches here but now several hours have passed. soldiers have been brought in. we ve seen soldiers here, also with automatic rifles in their camouflage uniforms. this is the area is still closed off, as you said, schools have been closed. but, you can only maintain a cordon for so long. people eventually started to come out of their homes. journalists started to arrive. started to people are coming out to take pictures. so it is getting increasingly difficult for the police to keep this area sealed off. obviously we can see the police and we can see the military. i wonder if you have seen any other kind of specialty units around or special equipment that