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The investigation cleared the troops, aircrews and commanders, but may teach special operations some hard lessons.

A top official says that if the service follows his guidelines, it can get its acquisitions into good shape for the future.

The Army will not remake its acquisitions bureaucracy, but says it can use new techniques to get better results.

An Army leader says the service could save money and soldiers by equipping vehicles to monitor themselves.

Panetta says the service must get smaller, but agrees it must keep the across-the-board "balance" that its leaders prize.

Top DoD leaders expressed new skepticism about the program and seemed poised to re-ignite the great engine wars.

Now the department must be ready for a full audit three years earlier than previously planned, a Hill-pleasing concession.