Latest reported
1. 20 survivors, of which 3 in critical condition
2. total 90 people on board (passengers + crew)
3. flight crew survived (no details on condition; no details on cabin crew)
4. the aircraft developed problems shortly after takeoff, attempted to return back to the airport, crashed short of the runway (about 2km short?)
various sources mention engine problems and/or pressurization problems
somebody also recalled that today is 4th anniversary of 24 August 2004 double aircraft bombing