Mayday might be on this archive if anyone wants to take a listen.
Claim is that the incident occurred just as the plane was beginning
descent.
11:21AM 43.67 -81.27 216° Southwest 400 460 0.69 38,000 -420 Toronto Center
11:22AM 43.57 -81.37 200° South 400 460 0.69 37,200 -900 Toronto Center
11:23AM 43.47 -81.42 221° Southwest 410 472 0.71 36,200 -2,100 Toronto Center
11:24AM 43.38 -81.52 207° Southwest 420 483 0.73 33,000 -3,120 Toronto Center
11:25AM 43.27 -81.60 216° Southwest 430 495 0.74 30,000 -2,640 Toronto Center
11:26AM 43.18 -81.68 206° Southwest 430 495 0.74 27,800 -2,280 Toronto Center
11:27AM 43.08 -81.75 221° Southwest 410 472 0.71 25,500 -2,100 Toronto Center
11:28AM 43.00 -81.85 206° Southwest 380 437 0.66 23,700 -1,260 Toronto Center
11:29AM 42.90 -81.92 211° Southwest 370 426 0.64 23,000 -540 Toronto Center
http://flightaware.com/live/flight/NWA253/history/20091225/0754Z/EHAM/KDTW/tracklogarchive - Toronto West Satellite
http://archive-server.liveatc.net/cykf/CYKF-YYZ-Dec-25-2009-1600Z.mp3OR...I could be totally wasting your time.
I'm out of town and don't have access to my stores of sophisticated audio eavesdropping and editing software tools.
P.S. MERRY CHRISTMAS AND A HAPPY NEW YEAR!