In one of the scenarios, you'll rescue people from a twister in a town! Take a look at the GIFs that we made to show you how this natural phenomenon looks.
https://gifyu.com/image/OVXv
https://gifyu.com/image/OVX4
You'll have to look for people yourself in the shown zone, while the progress bar in the top-right corner shows how many you still have to rescue.
P.S.: These GIFs may take some time to load as their size is quite high.