When they sheared the riser prior to installing the LMRP cap, the video clearly shows two segments of sheared drill pipe inside the riser. How that happened is a mystery. Did the explosion break the work string into multiple segments which fell back toward the BOP?
Two Drill Pipe Segments Inside Sheared Riser
June 8, 2010 by offshoreenergy
Bud's Offshore Energy (BOE) 
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