This unit fumbled on this exercise," Kowalski said by telephone from his headquarters at Barksdale Air Force Base, La., adding that this did not call into question the safety or control of nuclear weapons at Malmstrom Air Force Base in Montana.

"The team did not demonstrate the right procedures," he said, and as a result was rated a failure.

To elaborate "could reveal a potential vulnerability" in the force, Kowalski said.

In a written statement on its website, Kowalski's command said there had been "tactical-level errors" in the snap exercise, revealing "discrepancies."

[link to www.utsandiego.com]