This week's update provides details behind mass shootings at a high school in Texas and a state university in Florida. We then turn to the southern border, where the US Army has taken operational control of a long strip of land separating the US and Mexico which will be protected as if it were a military installation. 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