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Here are five things to know about Wray.
1. Wray was head of the U.S. Department of Justice criminal division under President George W. Bush.
2. He served as New Jersey Gov. Chris Christie's personal attorney during the so-called "Bridgegate" scandal. Read more about that here.
3. He was an assistant U.S. attorney in the Northern District of Georgia from 1997 until 2001.
4. In Washington, Wray was assigned to work on the terrorism investigation that followed the 9/11 attacks.
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5. One of his first assignments with the Justice Department was to sort out the problem with missing FBI files on the bombing of the federal building in Oklahoma City and Timothy McVeigh.