Reporter Cbs News has obtained new video showing people moving pieces into place before dawn. A new report from a congressional subcommittee says the construction began before 7 00 a. M. With the crossbeam and a Neon Orange Noose added just after the rioters attacked the capitol at 1 00 p. M. Cbs news has learned the rope was cut and tossed down after the riot and recovered by an international journalist who turned it over to the fbi. Started the white House Reporter Jane campbell of the u. S. Capitol historical society says its an image that is now seared into history. The images of terror at times when our country is in its worst moments stick with us. Reporter though that mystery remains, the Department Of Justice and the fbi have found more than 1,350 people they believe were part of the January 6th attack. With hundreds more arrests still possible. Scott macfarlane, Cbs News, the capitol. Straight ahead on the cbs