National Action Network breakfast in Charleston

Democratic presidential candidate Joe Biden speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidate Joe Biden speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidate Pete Buttigieg speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidates Pete Buttigieg and Amy Klobuchar shake hands during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidate Joe Biden speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidate Amy Klobuchar speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidate Joe Biden speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Democratic presidential candidate Pete Buttigieg speaks during a National Action Network breakfast at Mt. Moriah Missionary Baptist Church in Charleston Wednesday, Feb. 26, 2020.

Rep. James Clyburn, D-S.C., left, listen to Democratic presidential candidate former Vice President Joe Biden speaks at the National Action Network South Carolina Ministers' Breakfast, Wednesday, Feb. 26, 2020, in North Charleston, S.C. (AP Photo/Matt Rourke)

Democratic presidential candidate former Vice President Joe Biden, applauds Rep. James Clyburn, D-S.C., at the National Action Network South Carolina Ministers' Breakfast, Wednesday, Feb. 26, 2020, in North Charleston, S.C. (AP Photo/Matt Rourke)

House Majority Whip, Rep. James Clyburn, D-S.C., greets Democratic presidential candidate former Vice President Joe Biden, as he endorses him in North Charleston, S.C., Wednesday, Feb. 26, 2020. (AP Photo/Gerald Herbert)

House Majority Whip, Rep. Jim Clyburn, D-S.C., greets Democratic presidential candidate and former Vice President Joe Biden, as he endorses him in North Charleston, S.C., Wednesday, Feb. 26, 2020. (AP Photo/Gerald Herbert)

Democratic presidential candidate former Vice President Joe Biden, right, and The Rev. Al Sharpton, left, listen to Rep. James Clyburn, D-S.C., speak at the National Action Network South Carolina Ministers' Breakfast, Wednesday, Feb. 26, 2020, in North Charleston, S.C. (AP Photo/Matt Rourke)

Democratic presidential candidate former Vice President Joe Biden speaks at the National Action Network South Carolina Ministers' Breakfast, Wednesday, Feb. 26, 2020, in North Charleston, S.C. (AP Photo/Matt Rourke)

Democratic presidential candidate former Vice President Joe Biden, listens to Rep. James Clyburn, D-S.C., speak at the National Action Network South Carolina Ministers' Breakfast, Wednesday, Feb. 26, 2020, in North Charleston, S.C. (AP Photo/Matt Rourke)

House Majority Whip, Rep. Jim Clyburn, D-S.C., greets Democratic presidential candidate former Vice President Joe Biden as he endorses him in North Charleston, S.C., Wednesday, Feb. 26, 2020. (AP Photo/Gerald Herbert)