National Terrorism Advisory System
... that, in April 2011, the U.S. Department of Homeland Security's new two-tier National Terrorism Advisory System will replace the current color-coded Homeland Security Advisory System?
... that, in April 2011, the <a href="./United_States_Department_of_Homeland_Security" id="mwFb8" rel="mw:WikiLink" title="United States Department of Homeland Security">U.S. Department of Homeland Security</a>'s new two-tier <b id="mwFcA"><a href="./National_Terrorism_Advisory_System" id="mwFcE" rel="mw:WikiLink" title="National Terrorism Advisory System">National Terrorism Advisory System</a></b> will replace the current color-coded <a href="./Homeland_Security_Advisory_System" id="mwFcI" rel="mw:WikiLink" title="Homeland Security Advisory System">Homeland Security Advisory System</a>?