Given the minimal damage from the attack and the extensive losses, Arnold and Doolittle wondered if the raid had been worth the effort.

这次空袭行动破坏甚微而损失惨重，阿诺德和杜立德一度怀疑是否值得。

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So now, out of the original 80, only four Raiders remain: Dick Cole (Doolittle's co-pilot on the Tokyo raid), Robert Hite, Edward Saylor and David Thatcher.

CNN: A final toast for the Doolittle Raiders