The videos (four of them) were taken by the camera attached to the boom of the Putzmeister crane on July 5, 2012, during the air sampling operation.
Very desolate feel to it. Supposedly, Kajima, one of the large general contractors working at the plant on construction and civil engineering, has been removing the debris using the remote-controlled heavy equipment. But it looks just the same as last year.
From TEPCO's Photos and Videos Library (7/13/2012):
For each of the 4 directions indicated in the handout above, TEPCO released 4 short videos.
1. Northwest part of the Operating Floor
2. East part of the Operating Floor
3. Fourth floor
4. Third floor