The American missions have not been without incident. On April 9, one of the drones crashed in a remote part of northern Mali, presumably because of a mechanical failure. “It was a total loss,” one Air Force officer said of the wreckage.
Link:http://www.nytimes.com/2013/07/11/wo...&smid=tw-share

The Algerians responding of course to assist with security and returning any wreckage recovered.

Quite different from being shot down!