MLK Mural will unveil a new mural at Allegheny Center Alliance Church in Pittsburgh's North Side for Martin Luther King Jr. Day Monday. The event honoring Martin Luther King Jr. is free to the public and will be at 11 a.

Every year we honor the legacy of Martin Luther King Jr. in January. Here's everything you need to know about the holiday.

MONTGOMERY, Ala. (AP) — The U.S. is set to mark Martin Luther King Jr. Day, the federal holiday set aside to honor the life of the civil rights icon. But in Alabama and Mississippi, Monday is also Robert E. Lee Day in honor of the Confederate general.