You're at control of the maingun to lock-on incoming targets and defend your capital. Warheads are raining in and the citizens are depending on you to save the city. Aim your targets, lock and fire at strategic locations to fend off the incoming ICBM's otherwise the city will be leveled to rubble. Make sure you protect as much of the city as you can, otherwise once it's lost, you have failed commander.
If you're maingun takes a hit your city is helpless and make sur