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and north blocks, shown by the upper red dashed line in Figure 1 and in close up view in Figure <br />2 and Figure 4. This movement has now created a new main headscarp at the location of the <br />previous upper tension crack (incipient scarp) that defined the upper blocks of the rockslide. <br />Figure 1. Oblique air photo of the slide (from Jan 7, 2009 CGS memo) showing the hanging <br />blocks on the south and north sides of the slide mass prior to the new rockslide movement. <br />Area ?,hnv,,n ?n rrri sh?ri ng is the approximate area of the rnnre recent September failure. <br /> <br />Figure 2. Comparative photos of upper scarp from December 2008 (left) and <br />failure in September 2009 (right). Photo location is shown in Figure 1.