Justice Department Inspector General Finds ‘Serious Performance Failures’ in FBI’s Carter Page Probe

The Justice Department’s top watchdog blasted the FBI for a series of “fundamental errors” in its probe of a Trump campaign official but said it found no evidence that political bias fueled the investigation.

Less than an hour after the long-awaited findings from Inspector General Michael Horowitz were released, a federal prosecutor conducting a separate investigation of the FBI’s action—and reporting directly to Attorney General Bill Barr—pushed back.

“Our investigation is not limited to developing information from within component parts of the Justice Department,” John Durham, the U.S. attorney in...