Report of the PRESIDENTIAL COMMISSION
on the Space Shuttle Challenger Accident
Photo P : At upper left is the aft
segment burn viewed from inside the casing; the lower photo is a
closeup of the same section. The latter photo shows a hole (arrow)
where the flame plume may have burned through the casing from the
outside. At right is a composite view of the burn above and below the
aft field joint.
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