In a world dominated by violent media, Americans are no more eager to go to war than they were in the 1980s or the 1960s or the 1940s. Hasn't it always been someone else's problem?
The overwhelming majority would rather go on thinking it had nothing to do with them and there...
Pay close attention to the direction that monsters are moving in so that you can plan your movements.
When you pick up a powerful weapon, use the opportunity to clear the screen of the more troublesome baddies.