It is not acceptable that black women more often die in childbirth compared to white women. That's Bernie Sanders message from the church scene where the vast majority of onlookers are African Americans.

- I think they have realized how important the voices of blacks are. And we African Americans need to realize how important our votes are, says voter Ronnie Gillard from the bench ranks.

South Carolina is the fourth state to hold a Democratic primary, but it is the first with an African American majority. In total, the candidates have made over 500 visits to the state.

There are over 45 million African Americans in the country. Is it really reasonable to bump them up and talk about "the black vote"?

- We have to talk about it in order to change the system in this country, says voter Chris Coiker.

See Carina Bergfeldt's report in the clip above.