Washington (AP) - Attorney General Eric Holder has asked the Justice Department inspector general to take another look at the efforts of
Some on Capitol Hill have suggested the current strategy endangers law enforcement officers.
The ranking Republican on the Senate Judiciary Committee, Sen. Chuck Grassley of
Two of those weapons were recovered at a firefight that killed U.S. Customs and Border Protection agent Brian Terry last December.
The Justice Department turned down a request from Grassley for copies of communications between ATF headquarters in
"We are not in a position to disclose documents relating to any ongoing investigation," the Justice Department responded in a letter to Grassley.
The work of ATF on the border reflects the tension between conducting short-term operations aimed at arresting low-level straw buyers and long-term operations designed to move up the chain to identify criminal higher-ups directing the gun purchases.
In the letter to Grassley, dated Wednesday, Assistant Attorney General Ronald Weich said the IG's office has been asked by Holder to evaluate the concerns raised about ATF investigative actions and determine whether further investigation by the IG is needed.
In November, the IG's office concluded that a federal campaign to stop the smuggling of high-powered guns to Mexico is too narrowly focused on small-time gun runners and not the larger organizations suspected of arming Mexico's increasingly violent drug cartels.
The IG's report said that ATF agents working on Project Gunrunner have focused most of their efforts on one- and two-person cases at the behest of supervisors who urge them to close cases quickly and move on.
In a separate case not connected to Terry's death, authorities say a weapon purchased in October in the Dallas-Fort Worth area was used in a Feb. 15 attack on two U.S. Immigration and Customs Enforcement agents as they drove on a highway near
That case developed after investigators for ATF and the Drug Enforcement Administration allegedly met a confidential informant near
But authorities later learned that another gun purchased in October by one of the three men, Otilio Osorio, was used in the Feb. 15 attack that killed Zapata. It's unclear how, when and by whom that weapon was moved into