Claims made by Iraqi doctors and police officers that Islamic State militants are using chemical weapons are being investigated by US officials reports the Telegraph.

Doctors working in the conflict area said that at least eleven police officers had shown symptoms of poisoning by chlorine gas when brought into hospital.

Commenting on the allegations the US secretary of state, said,

Rwandan parliament passed a resolution calling on its government to ban a BBC documentary on Rwanda and charge the producers with genocide denial, on Friday.

The BBC has denied that any part of the programme constitutes to “a denial of the genocide against the Tutsis.”

The documentary, “Rwanda's Untold Story”, contained allegations that Kagame and his then RPF armed organisation had shot down the Hutu president Juvenal Habyarimana, sparking the genocide which killed some 800,000 people.

Rwanda's president, earlier this month accused the documentary of "further emboldened the génocidaires, all their supporters and those who collaborate with them."

United Nations Secretary-General Ban Ki-Moon has announced that a commission is to be set up that will investigate attacks on UN facilities in Gaza, during Israel's offensive this summer.

Speaking to the UN Security Council on Tuesday, Ban said the inquiry will investigate the attacks on the facilities, as well as reports that Hamas militants were storing weapons in the buildings.

Islamist militant group Boko Haram has reportedly abducted at least 25 girls in an attack on villages in north-eastern Nigeria.

The latest report of the abduction comes after the Nigerian military announced a ceasefire with Boko Haram last week. The deal would reportedly have involved the release of more than 200 girls who were kidnapped in April as part of negotiations.

Four Blackwater Worldwide guards have been found guilty of the murder of 14 unarmed Iraqis in 2007 by a US federal jury in Washington this week.

The four were convicted on murder, manslaughter and weapons charges, with Ronald C. Machen Jr., the United States attorney in Washington, saying, “this verdict is a resounding affirmation of the commitment of the American people to the rule of law, even in times of war.”