Former Boko Haram members playing football
Media playback is unsupported on your device

Nigeria prison uses sport to reform Boko Haram members

11 September 2015 Last updated at 06:15 BST

Nigeria has launched several programmes to try and reform captured members of the Boko Haram group.

The violent extremist group has been active in the north-east of the country, as well as across the border in Chad, Niger and Cameroon.

Will Ross reports from a prison in Nigeria where sport is used to help tackle extreme views.