Justice Dept faulted in gun-trafficking operation

WASHINGTON — The Justice Department's internal watchdog on Wednesday faulted the agency for misguided strategies, errors in judgment and management failures during a bungled gun-trafficking probe in Arizona that resulted in hundreds of weapons turning up at crime scenes in the U.S. and Mexico.

Two senior officials left the department, one by resignation and one by retirement, upon release of the report.

In a 471-page report, Inspector General Michael Horowitz referred more than a dozen people for possible department disciplinary action for their roles in Operation Fast and Furious and a separa...