The Pharisees asked the first question. That's odd. Why would those who are against him ask about his kingdom? His answer was simple, the kingdom of God is among you.
Then, he turned to his disciples and said more. It will happen like lightning. People will be going about their business like they were when Noah and Lot were around. One will be taken and the other left. Save you life and you will lose it.
Where the body is, that's where the vultures gather! How does that help me?