The 49 hostages, including Turkish diplomats and their family members, were captured by the Islamic State group from Mosul in June.
ISIS released a documentary-style video all but inviting U.S. troops back to Iraq for a fight.
All zoos will have to have barriers between humans and elephants by 2017.
Many news organizations have become increasingly reliant on freelance reporters to document conflicts around the world.
Yes against No: Around 200 pro-independence supporters and unionists faced off in Glasgow's George Square.
Cash-strapped students are posting PDF files of popular, expensive textbooks on illicit torrent sites.
Alibaba left $5 billion on the table, and that went directly to underwriting institutions.