You got limited time to take out all targets. The white bar indicates how long you have to complete the mission. The red bar shows how long before snipers zero in on your location. Shoot them down before they get you!
Your objective is to shoot the bad guys as accurately as possible. You can aim for the head or the body area. The closer you are to the center of each of these areas the more points you gain. The trick is to make every single shot count.
The world suffers from oil crisis and you have to defend the last desert oil-base from the incoming enemies and armored vehicles. Earn experience points to get new weapons and don't forget to use power supplies dropped by allied aircraft.
This is the city of gangsters or let's just say it was the city of gangsters until you came here to clean up the mess and set the people free. Use guns and other weapons to shoot the bad guys down.