Judge Merrick Garland is nominated to the Supreme Court

President Obama announces his Supreme Court nominee, Merrick Garland, right, in the Rose Garden at the White House on Wednesday.

(Nicholas Kamm / AFP/Getty Images)

March 16, 2016 8:40 AM PT

Judge Merrick Garland, shown in 2008, is currently the chief judge of the U.S. Court of Appeals for the District of Columbia.

(Charles Dharapak / Associated Press)