HALO jumps are used to enter hostile territory undetected when threats to both Airmen and aircraft are expected.
Libyan Jet Fighter Crashes into City Block
A fighter jet flying through eastern Libya crashed dramatically in the city of Tobruk on Tuesday, killing the pilot and at least one small boy. According to theLibya Herald, it is not clear why the MiG-21 fighter jet crashed, but the cause of the accident is suspected to be some kind of mechanical failure. http://rt.com/news/184648-libyan-fighter-jet-crashes/