WASHINGTON — The Pentagon's watchdog is looking into whether any of Defense Secretary Pete Hegseth's aides were asked to delete Signal messages that may have shared sensitive military information with a reporter, according to two people familiar with the investigation and documents reviewed by The Associated Press.

The inspector general's request focuses on how information about the March 15 airstrikes on Houthi targets in Yemen was shared on the messaging app.

This comes as Hegseth is scheduled to testify before Congress next week for the first time since his confirmation hearing. He is likely to face questions under oath not only about his handling of sensitive information but also the wider turmoil at the Pentagon following the departures of several senior aides and an internal invest

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