Consider threats from humans (hackers, competitors, user errors), technical systems (crashes, overloads, viruses), and/or environmental threats (natural disasters, floods, hurricanes, earthquakes).
The Guardian reports that BBC news editor Paul Royall blamed the mistake on a "technical system crash" and they had to frantically swap over to a backup system to get things back on track.
The drone, when flying over Afghanistan, had a technical malfunction and crashed in Iran.
"The helicopter had technical problems and crash-landed in Shahjoi district around 4pm.
The Turkish foreign minister, Ahmet Davutoglu, said it appeared the aircraft had suffered a technical fault and crashed while trying to make an emergency landing.
On a technical note, Universe crashed constantly on my Windows Vista computer until I went into the game's graphic settings and unchecked "Direct X 10".
An initial examination of the crash site showed that a technical fault cause the crash, security sources in North Sinai said.
What is an English professor doing writing technical articles on airplane crashes?
But the allegations cast new doubt on the Osprey program, which has been beset by rising costs, technical problems and four crashes, including two last year in which 23 marines died.
A technical fault caused the crash, military officials said.
