President Donald Trump in early December nominated William Barr to head up the Justice Department.
His nomination could have major implications for special counsel Robert Mueller's investigation into Russian election interference.
Barr's confirmation hearing before the Senate Judiciary Committee began on Tuesday.
Here's what you need to know about the man who could potentially be the next attorney general.
Read more:Barr’s confirmation hearing just kicked off, and he’s already gone against Trump in big ways
William Barr, 68, is a Republican lawyer who previously served as attorney general under former President George H.W. Bush from 1991 to 1993.
Barr was born in New York City and is Roman Catholic. He attended Columbia University, receiving his bachelor’s degree in government in 1971 and a master’s degree in government and Chinese studies in 1973.
He worked at the CIA as an analyst and assistant legislative counsel and studied law at night at George Washington University in Washington, DC, graduating in 1977.
See the rest of the story at Business Insider