A Necessary End

McKay has a date with a ""killer"" blonde but on the way to take her shopping he ends up hitting a child with his jeep and comes in contact, for the first time, with a makeshift orphanage where he decides to get involved with the orphans. Doc finds Purcell high on grass and drugs. Purcell leave in a huff, seeking more drugs, and ends up arrested and assigned to a ""shit burner"" detail. Goldman goes to Brewster to report the massacre. Later, Goldman and Anderson are briefed on a mission into Cambodia to kidnap a defecting NVA officer. Percell tries to desert.