Causes of helicopter crash to be determined in September

Causes of the Mi-26 helicopter crash in Chechnya can be determined in abouta month, Deputy General Prosecutor of Russia Sergey Fridinsky stated at apress conference in Rostov-on-Don today. According to him, investigatingofficials are currently working on two possible causes of the catastrophe.First, it is shelling from the ground; second, it is technical malfunctionsof the aircraft.As for the launch tube of a portable anti-aircraft missile system,Fridinsky pointed out that only experts could determine when it was used.The representative of the General Prosecutor's Office pointed out that thedecoding of the flight recorders from the crashed helicopter had alreadybeen started..