Late-night comic and South Carolina native Stephen Colbert joined thousands of marchers in Charleston on Sunday to form a “unity chain” in response to the murders of nine people at a black church last week.

Hours after the Emanuel A.M.E. Church re-opened for Sunday services following Wednesday’s horrific killings, thousands took to the Arthur Ravenel Jr. Bridge to join hands in peace, love and solidarity with the victims.

Colbert shared a video of the march on his Twitter account, writing: “Peace and Love and Unity in the Holy City:”

Marchers who spotted Colbert posted some additional photos of the comedian, who marched with his sister: