Residents of Syria’s al-Rukban camp warn they are on the brink of famine after weeks of intensified regime siege. “The situation is terrible,” a mother living in the camp told The New Arab on Sunday. “We are out of baby formula. There is no more flour, which is our main staple. Vegetables have run out, as have all basic items like rice, bulgur and oil.” Located deep in the southern Syrian desert near the border with Jordan, al-Rukban is home to around 10,000 internally displaced people. Many are former rebels and their families, who fled brutal repression by the Syrian regime but got stranded …