how to get your first datacore

your first core talk to pox to start a little quest sorry i forgot the name of it but oh well the quest is you have to colloct pods with pox will use to repair the ship first look at the tac map and look at the green dot on it go to it to swap weps hold down X but you only have 1 so far and thats the paticle beam of energy thingy ma jig hold down right trigger to fire aim at the KGB agents once the shooting stops look ta the tac map agian or at the screen take your pick and look for a floating triangular thing go get it repeat the steps to find the other 2 once you have them all look at the tac map agian there will be another green dot go to it and talk to pox you will now be able to drive your scaceship!!!