Officials say more than 100 Muslims are fighting abroad for terror groups , including ISIS . Some of the young male jihadists are linked to a mosque in the western suburbs of Calgary , Alberta . One recent convert fled to Syria soon after beginning worshipping there . Friends and Muslim families are concerned .
Officials say more than 100 Canadians are fighting abroad for terror groups , including ISIS . Five of the young male jihadists are linked to a mosque in the western city of Calgary , Alberta . One recent convert left to Syria soon after beginning worshipping there . Friends and Muslim leaders are concerned .