Homeland Security Secretary Janet Napolitano will make official announcement Thursday . ... The new system will focus on specific threats in geographical areas , a source says . The current color-coded system was established in 2002 in wake of 9/11 attacks . Comment:
Homeland Security Secretary Janet Napolitano will make official announcement Thursday . The new system will focus on specific threats in geographical areas , a source says . The current color-coded system was established in 2002 in wake of 9/11 attacks . Comment: