Deadly shootings in the northern Iraqi city of Mosul underscored the difficulties still faced by Iraqis and US-led coalition troops seeking to restore order in the country, although the worst of the fighting might be over.

American special forces today raided the Baghdad home of the female microbiologist nicknamed Dr Germ who ran Iraq’s secret biological laboratory.

American forces have discovered a recently abandoned terrorist training camp on the outskirts of the Iraqi capital Baghdad.