Islamist militants abduct four aid workers in north-east Nigeria

Hostages from different aid organisations appeal for rescue in video

Islamist militants have abducted four aid workers and a private security worker in north-east Nigeria, the hostages have said in a video.

The hostages identified themselves and said they each worked for different organisations. With just their heads and shoulders showing against leafy plants outdoors, they named large aid groups Action Against Hunger, the International Rescue Committee (IRC) and Reach.