Close, But No Cigar

An arsenal found in Mexico included at least five assault rifles that U.S authorities trace to a federal operation gone badly awry, according to government documents.

The discovery appears to confirm for the first time fears cited by Republican lawmakers that a Bureau of Alcohol, Tobacco, Firearms and Explosives operation called Fast and Furious failed to stop guns from ending up with drug gangs in Mexico. [More]

I was guilty of using "gone awry" myself early on.

And it's not really that they "failed to stop" the guns, is it?