United States Department of Homeland Security - National Terrorism Advisory System. 1  In 2011, the Department of Homeland Security phased out the old Homeland Security Advisory System, replacing it with a two-level National Terrorism Advisory System. The system has two types of advisories: Alerts and Bulletins.
MIAMI-DADE COUNTY PUBLIC SCHOOLS TO RE-OPEN ON MONDAY, JAN. 7. All Miami-Dade County public schools and administrative offices will reopen on Monday, January 7, at their regularly scheduled times.
Miami Dade College - Hialeah Campus shared Miami Dade College's photo. MDC will be closed and there are no classes Saturday, Jan. 14, through Monday, Jan. 16, in observance of Martin Luther King, Jr. Day. The College will reopen on Tuesday, Jan. 17.