RolePlay

You are standing in a hollowed out building, it is just concreat fram you have a good view of the land around you. In the distance you see a dust trail forming you have had truble with raiders in the past.(you are the leader) Your group is tierd and you have two injerd(non bitten) and five are almost to the point of passing out from the march you just had. The cloud gets closer and you see a string of three cars and five trucks. The trucks are millitary suply transport . In the front is a flag with (see attached sorry i just wipped that up in paint) What do you do? take a chance on them? attack? hide? (plz give lots of detail if you would)