Wed 07 Jul 2007Lebanese troops attack refugee campLebanese troops advanced towards fortified positions of Islamist militants at a Palestinian refugee camp today in what political sources said was the start of a final assault to root out the gunmen.Moving in under cover of artillery and tank fire, soldiers killed at least three Fatah al-Islam militants at Nahr al-Bared camp in north Lebanon, raising the overall death toll from two months of fighting to at least 245, security sources said.