Carrie Underwood posted a picture on Facebook of her hand with a red x painted on it. She is joining the fight of the group called End It. Here is what their mission is...Slavery still exists. We want every man, woman and child to know that there are 27 million men, women and children, just like them, living in the shadows. Working as slaves. In 161 countries. Including our own. Let's shine a light on slavery and END IT.

The group end it has over 63,000 likes on their facebook page.

Carrie who is country musics leading lady is not shy about issues she cares about, and in this case she's happy to lend her support. So now you know what the Red X all over Facebook represents and that Carrie Underwood is on board.