The United States’ InterAgency Board (IAB) is a collaborative panel of emergency preparedness and response practitioners from a wide array of professional disciplines that represents all levels of government and operational, technical, and support organisations.

Sirens blared as an ambulance sped down the street. A team of first responders hoisted what resembled a body from one stretcher to another. A woman held a cell phone to her ear with a bloodied hand.

"Using the Global Terrorism Database, the researchers find an absence of clustering for terrorist events around trigger events since 1994, no increases in terrorism on significant dates, and a decline of terrorism in the West since the 1970s, suggesting that the threat of terrorism should not affect individuals' behavior and decisions in the United States and Western Europe — not even in the wake of a significant terrorist event. However, heightened security may be justified."

When you must wear a respirator to protect yourself against airborne contaminants in your workplace, it is very important to follow proper procedures for putting it on and taking it off.