Tour of Duty Season 01 Episode 15 " Soldiers "

When Purcell's father had a heart attack in Honolulu, Ruiz and Taylor change their R&R to Honolulu to give Purcell support. They are confronted by the anti-war attitudes and demonstrations back home. Purcell is shocked by the veterans' ward at the hospital, while he deals with his feelings towards his father, who has left his mother and has taken up with a younger woman.