Crimes on the city are on the rise and FBI wouldn't want terrorists to join in the fun. Reports say that some terrorists are already in the country. FBI are on full alert and would not want any of these terrorists to slip them. They must not reached the city where there are millions of civilians.
Drive your car as fast as you can till you reached the target. You know that you are close since there is an arrow pointing you to your target. Eliminate the target as fast as you can. Once, you have done that, you need to chase another target.