There are so many movies that used this as their intro into a world disaster...You hear it and think, do they mean it this time, what directions will there be if it is? I'm old enough to remember bomb drills at school...
I drove to Dallas the other day and ahead I saw a mushroom cloud...Commented I hope that wasn't what it looked like. Daughter was doing business on her phone and said, No ones said anything.... It was the power plant at Hubbard...But, not something I want to see while traveling.