The 'difference',
ISIS has killed more of their own 'religion' than 'foreigners' & other 'religions'.
Many 'religions' commit horrendous crimes in the name of a 'god.' They 'misuse' their control & power over others.
Too many fear the hereafter instead of doing the best they can on a daily basis.
While I am not a fan of 'religion(s)' some do good deeds to help mankind.
ISIS militants steal $450M, advance on Baghdad
....
American-trained and equipped Iraqi troops have been surrendering in droves — providing the ISIS militants with weapons, including Humvees once used by U.S. forces.
complete article:
http://www.cnbc.com/id/101757191#.