Former Iraqi deputy premier Tareq Aziz had medical tests after collapsing at a US prison camp but was given a clean bill of health and has been returned to custody, the US military said Saturday.

Turkey warned Saturday that it could send troops into northern Iraq after Sunday’s general elections if talks with Iraqi and US officials fail to produce effective measures against Kurdish rebels based there.

The Lebanese army intensified its shelling Saturday of Islamists fiercely defending their last patch of a Palestinian refugee camp as the death toll on both sides mounts.