Nicola Benyahia’s son Rasheed was radicalised and went to fight for Islamic State. Rasheed died in combat in Syria and Nicola now works with families in Birmingham and across the UK to stop others suffering the same fate as her family and working on the signs to stop people from becoming radicalised.
Separate units set to keep Islamic extremists away from other prisoners.
Counter-terrorism experts called the posts 'alarming'.
The strategy has proved extremely controversial.