Harlem church , CNN host African-American debate morning . Front-runners vying for African-American voters ahead of South Carolina primary . Sen. Barack Obama visits former church of the Rev . Hillary Clinton , Jr. in Atlanta . We will see how it goes . '' Sen. Barack picks up pastor 's endorsement at Harlem church .
Harlem church , CNN host African-American debate morning . Front-runners vying for African-American voters ahead of South Carolina primary . Sen. Barack Obama visits former church of the Rev . Hillary Clinton , Jr. in Atlanta . Sen. Barack picks up pastor 's endorsement at Harlem church .