were being found. the atf reported, based on tracing information, the large amount of the ground for coming from the united states. with regards to some of the other weapons, much of the came from arsenals in central america, some left over from the conflict in the 1980's. our government is trying to get a better understanding on where the weaponry is coming from. many rustled levels are found at crime scenes and it is something that the government is trying to address. host: the mexican government has pleaded to reinstate the ban on assault weapons and to stop the sale to mexicans.