and there are concerns that there will be more bloodshed because there already has been a lot of bloodshed in yemen. and you've been to yemen, so describe what you think will happen next. >> reporter: john, i've been to yemen numerous times in the past year and a half, and i was there in february when this protest movement was really starting to take root. when i was there, you were just seeing thousands of people in the streets of sanaa and other parts of the country. in the last few weeks tens of thousands of demonstrators every day in the streets of various cities across yemen, they have one demand, the demand is that president saleh step aside now. the president has been able to skillfully navigate tribal politics over 30 years in the country. he understands or he thinks he understands what he has to do to survive. he will make concessions and he'll step down by the end of the year and that he's ready to transfer power peacefully. even though negotiations are ongoing between he and military commanders, the fact of the