Was there a helicopter crash to oil rig off Aberdeen?

Yes. As a matter of fact, there has been more than 30 helicopter crashes or safety incidents being reported in the 30 years since drilling began in the North Sea. The last 2 incidents being in 2009, only 6 weeks apart where the in the first incident a helicopter had to ditch into the sea, but all personnel on board survived. In the second incident the helicopter crashed into the sea, fatally injuring all 16 personnel on board.