Concern is growing for Malian civilians caught in the fighting in the north and central parts of the country. French and Malian forces are trying to dislodge al-Qaida linked rebels who have controlled northern Mali since April and who began a push south on January 9. Aid agencies say military security measures are restricting humanitarian access to combat zones. As fighting escalates, authorities are confronted by the question of how to protect civilians amid fears that the enemy is hiding among them. VOA's Anne Look has more from Bamako.