U.N. Ambassador Sergeyev of Ukraine speaks to the media at the end of a security council meeting in New York
U.N. Ambassador Yuriy Sergeyev of Ukraine speaks to the media at the end of a security council meeting about the crisis in Ukraine, at the U.N. headquarters in New York March 1, 2014. Ukraine on Saturday asked the United States and other key members of the U.N. Security Council to help safeguard its territorial integrity after Russia announced plans to send armed forces into the country's autonomous Crimea region. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS CIVIL UNREST)
U.N. Ambassador Sergeyev of Ukraine speaks to the media at the end of a security council meeting in New York
U.N. Ambassador Yuriy Sergeyev of Ukraine speaks to the media at the end of a security council meeting about the crisis in Ukraine, at the U.N. headquarters in New York March 1, 2014. Ukraine on Saturday asked the United States and other key members of the U.N. Security Council to help safeguard its territorial integrity after Russia announced plans to send armed forces into the country's autonomous Crimea region. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS CIVIL UNREST)
Ukraine's Acting President Oleksander Turchinov, Prime Minister Arseny Yatseniuk and Defense Minister Ihor Tenyukh address journalists in Kiev
Ukraine's Acting President Oleksander Turchinov (L), Prime Minister Arseny Yatseniuk (R) and Defense Minister Ihor Tenyukh address journalists in Kiev March 1, 2014. Ukraine put its armed forces on full combat alert on Saturday and warned Russia that any military intervention in the country would lead to war. REUTERS/Andrew Kravchenko/Pool (UKRAINE - Tags: POLITICS MILITARY CIVIL UNREST TPX IMAGES OF THE DAY)
Russian Ambassador to United Nations Vitaly Churkin speaks to media during security council on crisis in Ukraine, at U.N. headquarters in New York
Russian Ambassador to the United Nations Vitaly Churkin speaks to the media during a security council on the crisis in Ukraine, at the U.N. headquarters in New York March 1, 2014. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS CIVIL UNREST)
At least 28 die in "terrorist" attack at Chinese train station
CHINA-ATTACK/ (UPDATE 5, TV, PIX):UPDATE 5-At least 28 die in "terrorist" attack at Chinese train station
Mark Lyall Grant, British Ambassador to U.N., speaks to media as he arrives for security council on crisis in Ukraine, at U.N. headquarters in New York
Mark Lyall Grant, British Ambassador to the United Nations, speaks to the media as he arrives for a security council on the crisis in Ukraine, at the U.N. headquarters in New York March 1, 2014. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS CIVIL UNREST)
Russian Ambassador to U.N. Churkin speaks to media while he arrives for security council on crisis in Ukraine, at U.N. headquarters in New York
Russian Ambassador to the United Nations Vitaly Churkin speaks to the media as he arrives for a security council on the crisis in Ukraine, at the U.N. headquarters in New York March 1, 2014. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS CIVIL UNREST)
U.N. Ambassador Sergeyev of Ukraine speaks to media as he arrives for security council meeting on crisis in Ukraine, at U.N. headquarters in New York
U.N. Ambassador Yuriy Sergeyev of Ukraine speaks to the media as he arrives for a security council meeting on the crisis in Ukraine, at the U.N. headquarters in New York March 1, 2014. REUTERS/Eduardo Munoz (UNITED STATES - Tags: POLITICS CIVIL UNREST)
At least 28 dead in "terror" attack at Chinese train station
CHINA-ATTACK/ (UPDATE 4, TV, PIX):UPDATE 4-At least 28 dead in "terror" attack at Chinese train station
Suspects shot dead in China station attack - Xinhua
CHINA-ATTACK/DEATHS (URGENT):Suspects shot dead in China station attack - Xinhua