Cynics will say that the airlines were simply trying to prevent an accident and a lawsuit.

He argued that the assistance was unsolicited and done purely as an 'absolute necessity' to prevent an accident.

Unless a company can prove that it took every possible step to prevent an accident the owner and senior officers may face arrest and prosecution when an accident occurs.

While the brakes were operational, operator response was often not quick enough to prevent an accident.

The pilots took a number of measures to successfully prevent an accident, which were incorporated into a training video.