it's added to the aggregation, pure fury on the part of many of these families, many who are having a difficult time psychologically coping and absorbing the fact that their loved ones may be gone. >> the world's been watching this play out. many thanks to you. ivan watson live from beijing. u.s. president barack obama leaves for asia later today. first he will stop in washington state to get a firsthand look at the destruction from a deadly mudslide there. he then heads on his four-nation tour of asia. he will visit japan, south korea, malaysia, and the philippines. the main goal is to reaffirm u.s. economic and military ties amid concern over china's growing influence in the region. the u.s. vice president is in kiev showing support for ukraine. why it could be little more than an empty gesture for a friend