Click on past the break to gape at the sequence of engineering feats required to make this landing on terra incognita.

ENGADGET: NASA's Seven Minutes of Terror: Curiosity's precarious Mars landing explained (video)

Photos show the trim tab departing the plane six seconds into the accident sequence, meaning the break may have been a result of the mishap, not its cause.

CNN: NTSB: Pilot overwhelmed by g-forces in Reno crash

Federer had never lost a tiebreak in a U.S. Open final, winning his four previous ones, but Del Potro ended that sequence by taking the tie-break 7-5 to tie the scores.

CNN: Del Potro stuns No. 1 Federer in U.S. Open final