Two people were killed late Monday when clashes erupted between rival armed groups in Leba**n's largest Palestinian refugee camp, near the southern port city of Sidon. Fighting between the Jund al-Sham Islamist group and members of Palestinian President Mahmud Abbas's Fatah movement began in the **rthern part of Ain al-Hilweh camp and quickly spread, an AFP correspondent said. Hospital sources in Sidon told AFP that two people were killed, including a Fatah ******r.