If at first you don't succeed, try, try again: even terrorists know this.On this day in 2011 a series of huge explosions at an ammunition plant in southern Yemen killed at least 150 people and wounded 45.Read more: https://borealisthreatandrisk.com/2011-yemen-weapons-factory-attack> Read Phil's daily blog Today in Terrorism> borealisthreatandrisk.com> Check out Phil latest book When Religion Kills: How Extremists Justify Violence Through Faith