Isis-led Sunni rebels are in control of a disused chemical weapons factory, Iraqi officials have confirmed. In a letter to the UN, Iraq said it would be unable to keep to obligations to destroy its chemical weapons. The Muthanna complex northwest of Baghdad houses remnants of rockets filled with sarin and other deadly nerve agents. The UN and US say the munitions are degraded and the rebels will be unable to make usable chemical arms from them. Commitment on hold In the letter to UN Secretary General Ban Ki-moon, Iraq’s UN Ambassador Mohamed Ali Alhakim said the rebels took over the complex on 11 June, after disarming soldiers who guarded the site. The document stated that Muthanna’s surveillance system showed that there was “looting of some equipment and appliances” at the factory, about 70km (45 miles) north-west of the Iraqi capital. […]