UN Says Number of Children Who Have Fled Syria Has Reached the 1 Million Mark
2 million children are displaced within Syria
UN agencies say the number of children forced to flee Syria has reached one million, describing the figure as "a shameful milestone".
The UN's refugee agency and Unicef say a further two million children are displaced within the country.
More than 100,000 people have been killed in the conflict, according to UN Secretary General Ban Ki-moon.
He has also called for an investigation "without delay" into the recent alleged chemical weapons attack near Damascus.
