CIA's torturers asked DOJ to let them use mock burials. But DOJ said no.
PDF page 42 of the OPR Report (searchable copy here) includes a list of the torture techniques that Mitchell and Jessen recommended be used with Abu Zubaydah. Whereas the Bybee Two Techniques memo approves ten techniques, Mitchell and Jessen recommended twelve. In other words, Mitchell and Jessen asked for two techniques to be approved that did not get specific approval.