Unheeded warning

In this book, professional airline pilot Stephen A. Fredrick offers an inside account of Flight 4184 - an accurate, balanced, sensitive investigation of an air disaster over Indiana in the fall of 1994 that holds cautionary lessons for every reader. The aircraft involved in the crash of Flight 4184 was an ATR-72 turboprop. This model, designed and manufactured by a European consortium, had a history of performance problems in icing conditions - the same conditions that prevailed on the day of the Indiana crash. Despite this knowledge, aviation officials downplayed the ATR-72's troubles, even…