Signs hang from the ceiling marking out the territory of the teams underneath: Wimbledon, Canary Wharf, St John's Wood.
For 40 minutes Ms Wright held onto the belt and fought off thoughts that she was being left for dead as one by one firefighters cut survivors free from around her. Three feet away from where she was trapped, a large hole in the floor and ceiling marked the spot where Tanweer had blown himself up.
A labyrinth represents a journey that must be navigated, whereas a glass ceiling marks a stopping point.
Fortunately for everyone, the Obama White House has abandoned its previous position -- that the debt ceiling marked a good occasion to negotiate the budget -- and has reverted to the more traditional and responsible approach to the debt ceiling, which is to tell Congress, "There will be no negotiating on the debt ceiling".
"We have multiple sources of uncertainty, including what's happening in Washington with the debt ceiling," Mark Freeman, co-chief investment officer at Westwood Management in Dallas, said by telephone.
However, the WOMAC score and EQ-5D had a marked ceiling effect, and therefore statistical tests for differences between groups were not performed.
Inside the chamber, a tight rectangular space with a low ceiling, there are marks where walls have obviously been removed.
Another problem relates to a marked ceiling effect.
Satisfaction, understanding, and Internet self-efficacy all had marked ceiling effects.
There was a marked ceiling effect for this subscale, suggesting it may have limited usefulness as a stand-alone measure.
