thailand's government is rejecting calls to delay elections. another major story elsewhere in the world. we're talking about south sudan. heads of state from ethiopia and kenya through in today and met with south sudan's president amid widespread violence, much ethnically based. thousands feared dead in fighting that u.n. says has resulted in mass killings and threatens to push the country towards civil war. >> u.n. security council adding thousands of troops to its peacekeeping force to protect civilians in the world's newest nation. >> also an emerging humanitarian crisis as the number of throws displaced continues to grow. i spoke to the u.n. humanitarian coordinator about the sheer scale of the problem. >> two things that we're fast approach, 100,000 civilians displaced. we've almost got 60,000 people