This comes just days after similar ads were posted in New York City Subways (Story Here) 

And comes just two months after similar ads starting appearing on large poster boards in New Jersey Shopping malls (Story Here)

Which came just before New York City Emergency Management created a TV Public Service Announcement telling New Yorkers what to do if a nuclear bomb hits the city (Story Here)

Do you think they're doing all these things for no reason?   They KNOW what's coming!

Prepare.