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.

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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