During a pre-launch test, Space-X lost their rocket and payload in an impressive explosion. Given the destruction I doubt they will be able to figure out if the failure was due to the attempted re-use of a launch vehicle...but thankfully, their safety protocols mean no one was injured.
http://www.nbcnews.com/video/watch-spacex-rocket-explode-on-launchpad-756109379701
http://www.nbcnews.com/video/watch-spacex-rocket-explode-on-launchpad-756109379701