This week's update begins with a look at a new Islamic State propaganda poster calling on followers to conduct attacks on Christians in retaliation for spilled Muslim blood. We then turn to Sweden for a rundown of the nation's worst mass shooting at an adult education center where immigrants are taught the local language. An expanded written version of this report can be found within our weekly Threat Journal email newsletter. You can subscribe for FREE by simply visiting https://www.ThreatJournal.com . A link to this issue will immediately be sent to you via email. AlertsUSA Homepage http://www.AlertsUSA.com – (Homeland Security Alerts for Mobile Devices) AlertsUSA on Facebook https://www.facebook.com/alertsusa AlertsUSA on Twitter https://twitter.com/alertsusa Threat Journal on Twitter https://twitter.com/threatjournal Threat Journal Homepage https://www.ThreatJournal.com