25 July 2012 Updated at 04:46 ET
Syria's Turkish border units 'head for Aleppo'
The BBC's Ian Pannell says these rebels rounded up men they believe to be supporters of President Assad
Syria conflict
Inside rebel-held town
Which way now?
Refugee pressures grow
Syria's suffering children
Thousands of Syrian soldiers are being moved from the border with Turkey to join fierce fighting in the city of Aleppo, activists have claimed
link-
http://www.bbc.co.uk/news/world-middle-east-18979733