The captain showing a piece of the turbine parts to passengers (Photo: Doug Hormann):
Zie http://avherald.com/h?article=46bf688b&opt=0 voor meer details...A Delta Airlines Boeing 747-400, registration N670US performing flight DL-172 from Manila (Philippines) to Tokyo Narita (Japan),
was climbing out of Manila's runway 06,
when engine #4 (PW4056, outboard right) emitted a bang and streaks of blue flames prompting the crew to level off at FL170 and enter a hold.