Obama Delivers Victory Speech in South Carolina Columbia, S.C. SEN. BARACK OBAMA, D-ILL.: Thank you, South Carolina. This Story * Obama Is Big Winner in S.C. Primary * Transcript: Obama Delivers Victory Speech in S.C. * Transcript: Clinton Addresses Supporters After S.C. Primary * Shouting Distance * Monday, Jan. 28 at 11 a.m. ET: Post Politics Hour * Edwards Speaks in South Carolina * Obama Delivers Vi...