Rev. Raphael Warnock, a Democrat, defeated Sen. Kelly Loeffler in Tuesday’s special election for an unexpired term for a U.S. Senate seat in Georgia. Warnock will become the first Black senator in Georgia history. It remains too early to call the second race between Democrat Jon Ossoff and Republican David Perdue, who’s seeking a second term after his first term expired Sunday. Control of the Senate is in the balance.

President Joe Biden congratulated Warnock on his win late Wednesday morning and said he is “hopeful” that Ossoff will also be victorious once the count is completed.

Here are some key takeaways:

BLACK VOTERS TIP THE SCALE

Warnock, senior pastor of the church where Martin Luther King Jr. preached through the height of the Civil Rights movement until his assassination, made history with a surge in Black turnout.