After warnings that it's becoming more and more difficult for the security services to identify and stop extremists like Lee Rigby's killers, Muslim communities in our region say they're doing all they can to prevent young people being radicalised.
As our correspondent Ashley Derricott found, Muslims in the North West say the murder of Lee Rigby was definitely not a question of religion.
In the second part of an interview with ITV News, members of Lee Rigby's family say they believe his death has united the country.
Our reporter Mel Barham writes about meeting the family and friends of Fusilier Lee Rigby, and the stories they told her about him.
Fusilier Lee Rigby's killers wanted to become martyrs - but it is his name that will be remembered.