Who is responsible of Muslims radicalizing and joining ISIS? - Q&A - Sh. Dr. Haitham al-Haddad

Some young Muslims, including converts to Islam, have been radicalized and left their homes and gone to Syria to fight with ISIS a.k.a. ''The Islamic State''. Who is responsible for this? Is it the ''orthodox'' Muslims i.e. Muslims who are following the classical understanding of Islam as the first generations of Muslims? Or are these ''orthodox'' Muslims the best to actually prevent youth from being radicalized? Listen to Sh. Dr. Haitham al-Haddad's answer.