I'm not trying to be smart here, just honest. If my car had to be checked for bombs when I went shopping, I might very well consider living elsewhere. Many do for those reasons, I know some of them.
Really. It is just a small stick with a mirror put underneath your car. They also briefly look in your trunk. It is a pretty standard procedure. I think this is the problem. It seems pretty dramatic to you but quite normal here. Things are safe.
The tour being cancelled is a classic case of people in distant locations dramatizing the developing world.