US increases security at foreign airports, focus on cellphone, other electronic devices
Area 51 has four levels of emergencies for a breakout. Level 3: Armed forced intervention Level 2: Public statement. United Nations joint resistance. Level 1: Worldwide evacuation effort. Use of nuclear weapons permitted. And level 0: Call the number on the sticky note and pray to God his demands aren't too high.
Emergency Evacuation Plans in the IEP, Medical Management Planning - Wrightslaw
Postcard - Evacuation Poster - World War II - British - Mothers Children Adverts