BEIRUT, April 8 (Xinhua) -- Four people were injured Friday when clashes rocked the south Lebanon Ain al-Hilweh Palestinian refugee camp before the deployment of a new Palestinian security force in the camp.
The National News Agency (NNA) said that members of the Bilal Badr extremist group opened fire on the Palestinian security force as they preparing to deploy in the camp.
The newly formed Palestinian joint security force includes members of Fatah Movement, Hamas, Osbat al-Ansar and other nationalist and Islamist Palestinian groups.
Ain al-Hilweh is Lebanon's largest Palestinian refugee camp, and is, according to a long standing agreement, off limits for the Lebanese security forces.
The camp has repeatedly witnessed skirmishes between Fatah, extremist groups and refugees.