It sounds like you didn't assign the bad guys or other objects to groups.
I checked the tutorial and I put the wrong info in there. The info below is correct and I corrected the tutorial.
Sorry that Happened!!
Assigning Items to GROUPS
Select ONLY the badguy, Press ENTER and select Group 3 from the GROUP Drop Down menu. Click OK
DO UNSELECT ALL
Select ONLY the Weapons Crate, Press ENTER and select Group 4 from the GROUP Drop Down menu. Click OK
DO UNSELECT ALL
Select ONLY the Supply Truck, Press ENTER and select Group 5 from the GROUP Drop Down menu. Click OK
DO UNSELECT ALL
The democracy will cease to exist when you take away from those who
are willing to work and give to those who would not. ~ Thomas Jefferson
