In a 10-minute address, Teixeira said he was 'exposing and correcting the lies that were perpetrated by President Biden and force-fed to the American people.'

Jack Teixeira, a Massachusetts Air National Guard member who pleaded guilty last year to leaking highly classified military documents about the war in Ukraine online, began his court-martial on additional charges Monday.

Pentagon leaker Jack Teixeira sentenced to 15 years in jail. The U.S. Air National Guardsman leaked files including documents on Russia's invasion of Ukraine.

He pleaded guilty after Military Judge Colonel Vicki Marcus rejected Teixeira's bid to have the charges tossed on the grounds that they violated his right to not be prosecuted twi