听力原文: ABC News and CNN. com plan to start providing video news feeds to Yahoo Inc.'s news site, the companies have announced. CNN. com will offer daily video clips and ABC will offer on-demand video content, Yahoo officials said in a statement late Sunday. Video will be available for free to Yahoo users and supported by advertising. Yahoo intends to integrate video from both ABC News and CNN. com throughout its new site, both on the front page and within story pages. Who will offer daily video clips to Yahoo Inc.'s news website?