No person shall be convicted of treason unless on the testimony of two witnesses to the same overt act, or on confession in open court.

无论何人，除根据两个证人对同一明显行为的作证或本人在公开法庭上的供认，不得被定为叛国罪。

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Those convicted of treason in the United States may be sentenced to between five years in prison up to death, according to federal law published on the U.S. House of Representatives' website.

CNN: STORY HIGHLIGHTS

The minister specifically expressed concerns that if Assange were extradited to the United States, he might face charges of treason or espionage and, if convicted, be sentenced to death.

CNN: STORY HIGHLIGHTS