Possible Clues:

• Like the ending of ''Romeo and Juliet''
• Sad to find the American soldier in the overturned cart
• Sad to see newspaper involved in unconscious movement
• Sad US soldier hid in vehicle from east
• Smoke tobacco primarily in retirement, like King Lear
• Smoke and end result takes a turn for what's dramatic
• There's nothing to laugh at having an American soldier in the overturned cart
• Like ''Othello''
• Like Othello or Oedipus, say?
• There was an American serviceman in that overturned cart - sad, really