A field filled with battle and death. Killing is allowed here

Scenario 1 autobot: you are on the retreat with your squad and are being chased by the decepticons when suddenly one of your squadmates get injured and falls behind. What do you do?

Scenario 2 decepticon: the decepticons have won this battle and have been given orders to hunt down the retreating autobots and in your search you find one who has been injured. What do you do?