drew a lot of attention, after they posted this video. take a look. the white house is our house. we want to visit! jamie: well, students managed to make it as far as the white house gates and held up the same signs they used in their video. a day earlier, they did receive a tour of the capitol and got to stand on the balcony outside speaker john boehner s office. but no white house tiewmpl. eric: the security administration rolling out a new device to try to fight against terror. the agency says this is the world s first so-called ready for this nonimpact explosive trace detection system. it not only screens for bombs, but can find illegal drugs, too. we have more on what this fancy thing is. reporter: it s a fancy thing-a-ma-jig. it s called the quantum sniffer,