At least 400 women are in the second week of a hunger strike in a high-security prison in Iraq's capital Baghdad, the BBC has learned.They are in prison for being part of the Islamic State group, after what they say were unfair trials. The group is said to include foreign nationals from Russia, Turkey, Azerbaijan, Ukraine, Syria, France, Germany and the US. It is thought about 100 children are also being held at the facility. The Islamic State group, also known as ISIS, waged a brutal campaign to establish a self-declared caliphate - an Islamic nation - across Syria and...