Frustration mounts on Libya-Tunisia border
In eastern Tunisia, the number of people fleeing Libya has been growing.
The Tunisian government says at least 80,000 people have crossed into the country from Libya in the past week, with many more expected.
There are estimated to be one million children now in western Libya who are at risk from the ongoing violence.
The BBC's Ben Brown talks to Tom Godfrey from the charity Save the Children.