i.d. to get entrance to the building and records show tsarnaev did just that right here on wednesday. friends saw dzhokhar walking around his dorm. he went to this restaurant on wednesday hanging out with other intermural soccer players. i think it was a pasta party. reporter: in the campus buzz over the bombings, it doesn t seem to bother him. he was like, yeah, tragedies happen. it s crazy. reporter: and to some students, scary. i ate where he ate, i slept a few feet away from him. i ve had class where he s had class. like with a terrorist. reporter: obviously he hasn t been convicted, but that student, she knew him. and would see him off campus at a place students call the russia house. just a home where a lot of the international students would hang out together. in fact a lot of students tell us despite what s been said about the older brother feeling isolated and not having any american friends, they say joe scar was ju